3991960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 10497600

約数和(自身を除く): 6505640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 269, 280, 371, 424, 530, 538, 742, 1060, 1076, 1345, 1484, 1855, 1883, 2120, 2152, 2690, 2968, 3710, 3766, 5380, 7420, 7532, 9415, 10760, 14257, 14840, 15064, 18830, 28514, 37660, 57028, 71285, 75320, 99799, 114056, 142570, 199598, 285140, 399196, 498995, 570280, 798392, 997990, 1995980, 3991960]

約数ペア:

[(1, 3991960), (2, 1995980), (4, 997990), (5, 798392), (7, 570280), (8, 498995), (10, 399196), (14, 285140), (20, 199598), (28, 142570), (35, 114056), (40, 99799), (53, 75320), (56, 71285), (70, 57028), (106, 37660), (140, 28514), (212, 18830), (265, 15064), (269, 14840), (280, 14257), (371, 10760), (424, 9415), (530, 7532), (538, 7420), (742, 5380), (1060, 3766), (1076, 3710), (1345, 2968), (1484, 2690), (1855, 2152), (1883, 2120)]