40084720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38543}}^1$

素因数の和:38569

約数の個数: 40

約数和(自身を含む): 100368576

約数和(自身を除く): 60283856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38543, 77086, 154172, 192715, 308344, 385430, 501059, 616688, 770860, 1002118, 1541720, 2004236, 2505295, 3083440, 4008472, 5010590, 8016944, 10021180, 20042360, 40084720]

約数ペア:

[(1, 40084720), (2, 20042360), (4, 10021180), (5, 8016944), (8, 5010590), (10, 4008472), (13, 3083440), (16, 2505295), (20, 2004236), (26, 1541720), (40, 1002118), (52, 770860), (65, 616688), (80, 501059), (104, 385430), (130, 308344), (208, 192715), (260, 154172), (520, 77086), (1040, 38543)]