40831570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 84994560

約数和(自身を除く): 44162990

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 61, 65, 95, 122, 130, 190, 247, 271, 305, 494, 542, 610, 793, 1159, 1235, 1355, 1586, 2318, 2470, 2710, 3523, 3965, 5149, 5795, 7046, 7930, 10298, 11590, 15067, 16531, 17615, 25745, 30134, 33062, 35230, 51490, 66937, 75335, 82655, 133874, 150670, 165310, 214903, 314089, 334685, 429806, 628178, 669370, 1074515, 1570445, 2149030, 3140890, 4083157, 8166314, 20415785, 40831570]

約数ペア:

[(1, 40831570), (2, 20415785), (5, 8166314), (10, 4083157), (13, 3140890), (19, 2149030), (26, 1570445), (38, 1074515), (61, 669370), (65, 628178), (95, 429806), (122, 334685), (130, 314089), (190, 214903), (247, 165310), (271, 150670), (305, 133874), (494, 82655), (542, 75335), (610, 66937), (793, 51490), (1159, 35230), (1235, 33062), (1355, 30134), (1586, 25745), (2318, 17615), (2470, 16531), (2710, 15067), (3523, 11590), (3965, 10298), (5149, 7930), (5795, 7046)]