39603980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8017}}^1$

素因数の和:8058

約数の個数: 48

約数和(自身を含む): 94291680

約数和(自身を除く): 54687700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 8017, 16034, 32068, 40085, 80170, 104221, 152323, 160340, 208442, 304646, 416884, 521105, 609292, 761615, 1042210, 1523230, 1980199, 2084420, 3046460, 3960398, 7920796, 9900995, 19801990, 39603980]

約数ペア:

[(1, 39603980), (2, 19801990), (4, 9900995), (5, 7920796), (10, 3960398), (13, 3046460), (19, 2084420), (20, 1980199), (26, 1523230), (38, 1042210), (52, 761615), (65, 609292), (76, 521105), (95, 416884), (130, 304646), (190, 208442), (247, 160340), (260, 152323), (380, 104221), (494, 80170), (988, 40085), (1235, 32068), (2470, 16034), (4940, 8017)]