40803660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{571}}^1$

素因数の和:983

約数の個数: 72

約数和(自身を含む): 124300176

約数和(自身を除く): 83496516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 571, 794, 1142, 1191, 1588, 1713, 1985, 2284, 2382, 2855, 3426, 3573, 3970, 4764, 5139, 5710, 5955, 6852, 7146, 7940, 8565, 10278, 11420, 11910, 14292, 17130, 17865, 20556, 23820, 25695, 34260, 35730, 51390, 71460, 102780, 226687, 453374, 680061, 906748, 1133435, 1360122, 2040183, 2266870, 2720244, 3400305, 4080366, 4533740, 6800610, 8160732, 10200915, 13601220, 20401830, 40803660]

約数ペア:

[(1, 40803660), (2, 20401830), (3, 13601220), (4, 10200915), (5, 8160732), (6, 6800610), (9, 4533740), (10, 4080366), (12, 3400305), (15, 2720244), (18, 2266870), (20, 2040183), (30, 1360122), (36, 1133435), (45, 906748), (60, 680061), (90, 453374), (180, 226687), (397, 102780), (571, 71460), (794, 51390), (1142, 35730), (1191, 34260), (1588, 25695), (1713, 23820), (1985, 20556), (2284, 17865), (2382, 17130), (2855, 14292), (3426, 11910), (3573, 11420), (3970, 10278), (4764, 8565), (5139, 7940), (5710, 7146), (5955, 6852)]