23112520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 56473200

約数和(自身を除く): 33360680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 829, 1394, 1640, 1658, 2788, 3316, 3485, 4145, 5576, 6632, 6970, 8290, 13940, 14093, 16580, 27880, 28186, 33160, 33989, 56372, 67978, 70465, 112744, 135956, 140930, 169945, 271912, 281860, 339890, 563720, 577813, 679780, 1155626, 1359560, 2311252, 2889065, 4622504, 5778130, 11556260, 23112520]

約数ペア:

[(1, 23112520), (2, 11556260), (4, 5778130), (5, 4622504), (8, 2889065), (10, 2311252), (17, 1359560), (20, 1155626), (34, 679780), (40, 577813), (41, 563720), (68, 339890), (82, 281860), (85, 271912), (136, 169945), (164, 140930), (170, 135956), (205, 112744), (328, 70465), (340, 67978), (410, 56372), (680, 33989), (697, 33160), (820, 28186), (829, 27880), (1394, 16580), (1640, 14093), (1658, 13940), (2788, 8290), (3316, 6970), (3485, 6632), (4145, 5576)]