1900692040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{4507}}^1$

素因数の和:5342

約数の個数: 64

約数和(自身を含む): 4612224960

約数和(自身を除く): 2711532920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 811, 1622, 3244, 4055, 4507, 6488, 8110, 9014, 10543, 16220, 18028, 21086, 22535, 32440, 36056, 42172, 45070, 52715, 58591, 84344, 90140, 105430, 117182, 180280, 210860, 234364, 292955, 421720, 468728, 585910, 1171820, 2343640, 3655177, 7310354, 14620708, 18275885, 29241416, 36551770, 47517301, 73103540, 95034602, 146207080, 190069204, 237586505, 380138408, 475173010, 950346020, 1900692040]

約数ペア:

[(1, 1900692040), (2, 950346020), (4, 475173010), (5, 380138408), (8, 237586505), (10, 190069204), (13, 146207080), (20, 95034602), (26, 73103540), (40, 47517301), (52, 36551770), (65, 29241416), (104, 18275885), (130, 14620708), (260, 7310354), (520, 3655177), (811, 2343640), (1622, 1171820), (3244, 585910), (4055, 468728), (4507, 421720), (6488, 292955), (8110, 234364), (9014, 210860), (10543, 180280), (16220, 117182), (18028, 105430), (21086, 90140), (22535, 84344), (32440, 58591), (36056, 52715), (42172, 45070)]