38947480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 103899600

約数和(自身を除く): 64952120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 520, 572, 605, 619, 715, 968, 1144, 1210, 1238, 1430, 1573, 2420, 2476, 2860, 3095, 3146, 4840, 4952, 5720, 6190, 6292, 6809, 7865, 8047, 12380, 12584, 13618, 15730, 16094, 24760, 27236, 31460, 32188, 34045, 40235, 54472, 62920, 64376, 68090, 74899, 80470, 88517, 136180, 149798, 160940, 177034, 272360, 299596, 321880, 354068, 374495, 442585, 599192, 708136, 748990, 885170, 973687, 1497980, 1770340, 1947374, 2995960, 3540680, 3894748, 4868435, 7789496, 9736870, 19473740, 38947480]

約数ペア:

[(1, 38947480), (2, 19473740), (4, 9736870), (5, 7789496), (8, 4868435), (10, 3894748), (11, 3540680), (13, 2995960), (20, 1947374), (22, 1770340), (26, 1497980), (40, 973687), (44, 885170), (52, 748990), (55, 708136), (65, 599192), (88, 442585), (104, 374495), (110, 354068), (121, 321880), (130, 299596), (143, 272360), (220, 177034), (242, 160940), (260, 149798), (286, 136180), (440, 88517), (484, 80470), (520, 74899), (572, 68090), (605, 64376), (619, 62920), (715, 54472), (968, 40235), (1144, 34045), (1210, 32188), (1238, 31460), (1430, 27236), (1573, 24760), (2420, 16094), (2476, 15730), (2860, 13618), (3095, 12584), (3146, 12380), (4840, 8047), (4952, 7865), (5720, 6809), (6190, 6292)]