20090460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 62092800

約数和(自身を除く): 42002340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 599, 645, 780, 860, 1118, 1198, 1290, 1677, 1797, 2236, 2396, 2580, 2795, 2995, 3354, 3594, 5590, 5990, 6708, 7188, 7787, 8385, 8985, 11180, 11980, 15574, 16770, 17970, 23361, 25757, 31148, 33540, 35940, 38935, 46722, 51514, 77271, 77870, 93444, 103028, 116805, 128785, 154542, 155740, 233610, 257570, 309084, 334841, 386355, 467220, 515140, 669682, 772710, 1004523, 1339364, 1545420, 1674205, 2009046, 3348410, 4018092, 5022615, 6696820, 10045230, 20090460]

約数ペア:

[(1, 20090460), (2, 10045230), (3, 6696820), (4, 5022615), (5, 4018092), (6, 3348410), (10, 2009046), (12, 1674205), (13, 1545420), (15, 1339364), (20, 1004523), (26, 772710), (30, 669682), (39, 515140), (43, 467220), (52, 386355), (60, 334841), (65, 309084), (78, 257570), (86, 233610), (129, 155740), (130, 154542), (156, 128785), (172, 116805), (195, 103028), (215, 93444), (258, 77870), (260, 77271), (390, 51514), (430, 46722), (516, 38935), (559, 35940), (599, 33540), (645, 31148), (780, 25757), (860, 23361), (1118, 17970), (1198, 16770), (1290, 15574), (1677, 11980), (1797, 11180), (2236, 8985), (2396, 8385), (2580, 7787), (2795, 7188), (2995, 6708), (3354, 5990), (3594, 5590)]