40391820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32057}}^1$

素因数の和:32079

約数の個数: 72

約数和(自身を含む): 140029344

約数和(自身を除く): 99637524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32057, 64114, 96171, 128228, 160285, 192342, 224399, 288513, 320570, 384684, 448798, 480855, 577026, 641140, 673197, 897596, 961710, 1121995, 1154052, 1346394, 1442565, 1923420, 2019591, 2243990, 2692788, 2885130, 3365985, 4039182, 4487980, 5770260, 6731970, 8078364, 10097955, 13463940, 20195910, 40391820]

約数ペア:

[(1, 40391820), (2, 20195910), (3, 13463940), (4, 10097955), (5, 8078364), (6, 6731970), (7, 5770260), (9, 4487980), (10, 4039182), (12, 3365985), (14, 2885130), (15, 2692788), (18, 2243990), (20, 2019591), (21, 1923420), (28, 1442565), (30, 1346394), (35, 1154052), (36, 1121995), (42, 961710), (45, 897596), (60, 673197), (63, 641140), (70, 577026), (84, 480855), (90, 448798), (105, 384684), (126, 320570), (140, 288513), (180, 224399), (210, 192342), (252, 160285), (315, 128228), (420, 96171), (630, 64114), (1260, 32057)]