40556490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103991}}^1$

素因数の和:104014

約数の個数: 32

約数和(自身を含む): 104823936

約数和(自身を除く): 64267446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 103991, 207982, 311973, 519955, 623946, 1039910, 1351883, 1559865, 2703766, 3119730, 4055649, 6759415, 8111298, 13518830, 20278245, 40556490]

約数ペア:

[(1, 40556490), (2, 20278245), (3, 13518830), (5, 8111298), (6, 6759415), (10, 4055649), (13, 3119730), (15, 2703766), (26, 1559865), (30, 1351883), (39, 1039910), (65, 623946), (78, 519955), (130, 311973), (195, 207982), (390, 103991)]