20174310344

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 41294880000

約数和(自身を除く): 21120569656

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 109, 149, 157, 172, 184, 218, 298, 314, 344, 436, 596, 628, 872, 989, 1192, 1256, 1978, 2507, 3427, 3611, 3956, 4687, 5014, 6407, 6751, 6854, 7222, 7912, 9374, 10028, 12814, 13502, 13708, 14444, 16241, 17113, 18748, 20056, 23393, 25628, 27004, 27416, 28888, 32482, 34226, 37496, 46786, 51256, 54008, 64964, 68452, 93572, 107801, 129928, 136904, 147361, 155273, 187144, 215602, 294722, 310546, 373543, 393599, 431204, 538039, 589444, 621092, 698363, 735859, 747086, 787198, 862408, 1005899, 1076078, 1178888, 1242184, 1396726, 1471718, 1494172, 1574396, 2011798, 2152156, 2549837, 2793452, 2943436, 2988344, 3148792, 4023596, 4304312, 5099674, 5586904, 5886872, 8047192, 10199348, 16062349, 16924757, 20398696, 23135677, 32124698, 33849514, 46271354, 58646251, 64249396, 67699028, 92542708, 109642991, 117292502, 128498792, 135398056, 185085416, 219285982, 234585004, 438571964, 469170008, 877143928, 2521788793, 5043577586, 10087155172, 20174310344]

約数ペア:

[(1, 20174310344), (2, 10087155172), (4, 5043577586), (8, 2521788793), (23, 877143928), (43, 469170008), (46, 438571964), (86, 234585004), (92, 219285982), (109, 185085416), (149, 135398056), (157, 128498792), (172, 117292502), (184, 109642991), (218, 92542708), (298, 67699028), (314, 64249396), (344, 58646251), (436, 46271354), (596, 33849514), (628, 32124698), (872, 23135677), (989, 20398696), (1192, 16924757), (1256, 16062349), (1978, 10199348), (2507, 8047192), (3427, 5886872), (3611, 5586904), (3956, 5099674), (4687, 4304312), (5014, 4023596), (6407, 3148792), (6751, 2988344), (6854, 2943436), (7222, 2793452), (7912, 2549837), (9374, 2152156), (10028, 2011798), (12814, 1574396), (13502, 1494172), (13708, 1471718), (14444, 1396726), (16241, 1242184), (17113, 1178888), (18748, 1076078), (20056, 1005899), (23393, 862408), (25628, 787198), (27004, 747086), (27416, 735859), (28888, 698363), (32482, 621092), (34226, 589444), (37496, 538039), (46786, 431204), (51256, 393599), (54008, 373543), (64964, 310546), (68452, 294722), (93572, 215602), (107801, 187144), (129928, 155273), (136904, 147361)]