1997608620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{8243}}^1$

素因数の和:8839

約数の個数: 96

約数和(自身を含む): 6404203008

約数和(自身を除く): 4406594388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 577, 1154, 1731, 2308, 2885, 3462, 4039, 5770, 6924, 8078, 8243, 8655, 11540, 12117, 16156, 16486, 17310, 20195, 24234, 24729, 32972, 34620, 40390, 41215, 48468, 49458, 57701, 60585, 80780, 82430, 98916, 115402, 121170, 123645, 164860, 173103, 230804, 242340, 247290, 288505, 346206, 494580, 577010, 692412, 865515, 1154020, 1731030, 3462060, 4756211, 9512422, 14268633, 19024844, 23781055, 28537266, 33293477, 47562110, 57074532, 66586954, 71343165, 95124220, 99880431, 133173908, 142686330, 166467385, 199760862, 285372660, 332934770, 399521724, 499402155, 665869540, 998804310, 1997608620]

約数ペア:

[(1, 1997608620), (2, 998804310), (3, 665869540), (4, 499402155), (5, 399521724), (6, 332934770), (7, 285372660), (10, 199760862), (12, 166467385), (14, 142686330), (15, 133173908), (20, 99880431), (21, 95124220), (28, 71343165), (30, 66586954), (35, 57074532), (42, 47562110), (60, 33293477), (70, 28537266), (84, 23781055), (105, 19024844), (140, 14268633), (210, 9512422), (420, 4756211), (577, 3462060), (1154, 1731030), (1731, 1154020), (2308, 865515), (2885, 692412), (3462, 577010), (4039, 494580), (5770, 346206), (6924, 288505), (8078, 247290), (8243, 242340), (8655, 230804), (11540, 173103), (12117, 164860), (16156, 123645), (16486, 121170), (17310, 115402), (20195, 98916), (24234, 82430), (24729, 80780), (32972, 60585), (34620, 57701), (40390, 49458), (41215, 48468)]