31346920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 77552640

約数和(自身を除く): 46205720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 373, 382, 440, 746, 764, 955, 1492, 1528, 1865, 1910, 2101, 2984, 3730, 3820, 4103, 4202, 7460, 7640, 8206, 8404, 10505, 14920, 16412, 16808, 20515, 21010, 32824, 41030, 42020, 71243, 82060, 84040, 142486, 164120, 284972, 356215, 569944, 712430, 783673, 1424860, 1567346, 2849720, 3134692, 3918365, 6269384, 7836730, 15673460, 31346920]

約数ペア:

[(1, 31346920), (2, 15673460), (4, 7836730), (5, 6269384), (8, 3918365), (10, 3134692), (11, 2849720), (20, 1567346), (22, 1424860), (40, 783673), (44, 712430), (55, 569944), (88, 356215), (110, 284972), (191, 164120), (220, 142486), (373, 84040), (382, 82060), (440, 71243), (746, 42020), (764, 41030), (955, 32824), (1492, 21010), (1528, 20515), (1865, 16808), (1910, 16412), (2101, 14920), (2984, 10505), (3730, 8404), (3820, 8206), (4103, 7640), (4202, 7460)]