12122240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 32901120

約数和(自身を除く): 20778880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 47, 52, 62, 64, 65, 80, 94, 104, 124, 128, 130, 155, 160, 188, 208, 235, 248, 260, 310, 320, 376, 403, 416, 470, 496, 520, 611, 620, 640, 752, 806, 832, 940, 992, 1040, 1222, 1240, 1457, 1504, 1612, 1664, 1880, 1984, 2015, 2080, 2444, 2480, 2914, 3008, 3055, 3224, 3760, 3968, 4030, 4160, 4888, 4960, 5828, 6016, 6110, 6448, 7285, 7520, 8060, 8320, 9776, 9920, 11656, 12220, 12896, 14570, 15040, 16120, 18941, 19552, 19840, 23312, 24440, 25792, 29140, 30080, 32240, 37882, 39104, 46624, 48880, 51584, 58280, 64480, 75764, 78208, 93248, 94705, 97760, 116560, 128960, 151528, 186496, 189410, 195520, 233120, 257920, 303056, 378820, 391040, 466240, 606112, 757640, 932480, 1212224, 1515280, 2424448, 3030560, 6061120, 12122240]

約数ペア:

[(1, 12122240), (2, 6061120), (4, 3030560), (5, 2424448), (8, 1515280), (10, 1212224), (13, 932480), (16, 757640), (20, 606112), (26, 466240), (31, 391040), (32, 378820), (40, 303056), (47, 257920), (52, 233120), (62, 195520), (64, 189410), (65, 186496), (80, 151528), (94, 128960), (104, 116560), (124, 97760), (128, 94705), (130, 93248), (155, 78208), (160, 75764), (188, 64480), (208, 58280), (235, 51584), (248, 48880), (260, 46624), (310, 39104), (320, 37882), (376, 32240), (403, 30080), (416, 29140), (470, 25792), (496, 24440), (520, 23312), (611, 19840), (620, 19552), (640, 18941), (752, 16120), (806, 15040), (832, 14570), (940, 12896), (992, 12220), (1040, 11656), (1222, 9920), (1240, 9776), (1457, 8320), (1504, 8060), (1612, 7520), (1664, 7285), (1880, 6448), (1984, 6110), (2015, 6016), (2080, 5828), (2444, 4960), (2480, 4888), (2914, 4160), (3008, 4030), (3055, 3968), (3224, 3760)]