23419880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 63452160

約数和(自身を除く): 40032280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 101, 110, 124, 136, 155, 170, 187, 202, 220, 248, 310, 340, 341, 374, 404, 440, 505, 527, 620, 680, 682, 748, 808, 935, 1010, 1054, 1111, 1240, 1364, 1496, 1705, 1717, 1870, 2020, 2108, 2222, 2635, 2728, 3131, 3410, 3434, 3740, 4040, 4216, 4444, 5270, 5555, 5797, 6262, 6820, 6868, 7480, 8585, 8888, 10540, 11110, 11594, 12524, 13640, 13736, 15655, 17170, 18887, 21080, 22220, 23188, 25048, 28985, 31310, 34340, 34441, 37774, 44440, 46376, 53227, 57970, 62620, 68680, 68882, 75548, 94435, 106454, 115940, 125240, 137764, 151096, 172205, 188870, 212908, 231880, 266135, 275528, 344410, 377740, 425816, 532270, 585497, 688820, 755480, 1064540, 1170994, 1377640, 2129080, 2341988, 2927485, 4683976, 5854970, 11709940, 23419880]

約数ペア:

[(1, 23419880), (2, 11709940), (4, 5854970), (5, 4683976), (8, 2927485), (10, 2341988), (11, 2129080), (17, 1377640), (20, 1170994), (22, 1064540), (31, 755480), (34, 688820), (40, 585497), (44, 532270), (55, 425816), (62, 377740), (68, 344410), (85, 275528), (88, 266135), (101, 231880), (110, 212908), (124, 188870), (136, 172205), (155, 151096), (170, 137764), (187, 125240), (202, 115940), (220, 106454), (248, 94435), (310, 75548), (340, 68882), (341, 68680), (374, 62620), (404, 57970), (440, 53227), (505, 46376), (527, 44440), (620, 37774), (680, 34441), (682, 34340), (748, 31310), (808, 28985), (935, 25048), (1010, 23188), (1054, 22220), (1111, 21080), (1240, 18887), (1364, 17170), (1496, 15655), (1705, 13736), (1717, 13640), (1870, 12524), (2020, 11594), (2108, 11110), (2222, 10540), (2635, 8888), (2728, 8585), (3131, 7480), (3410, 6868), (3434, 6820), (3740, 6262), (4040, 5797), (4216, 5555), (4444, 5270)]