40853660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 89413632

約数和(自身を除く): 48559972

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 503, 524, 620, 655, 1006, 1310, 2012, 2515, 2620, 4061, 5030, 8122, 10060, 15593, 16244, 20305, 31186, 40610, 62372, 65893, 77965, 81220, 131786, 155930, 263572, 311860, 329465, 658930, 1317860, 2042683, 4085366, 8170732, 10213415, 20426830, 40853660]

約数ペア:

[(1, 40853660), (2, 20426830), (4, 10213415), (5, 8170732), (10, 4085366), (20, 2042683), (31, 1317860), (62, 658930), (124, 329465), (131, 311860), (155, 263572), (262, 155930), (310, 131786), (503, 81220), (524, 77965), (620, 65893), (655, 62372), (1006, 40610), (1310, 31186), (2012, 20305), (2515, 16244), (2620, 15593), (4061, 10060), (5030, 8122)]