38978720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22147}}^1$

素因数の和:22173

約数の個数: 48

約数和(自身を含む): 100463328

約数和(自身を除く): 61484608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 22147, 44294, 88588, 110735, 177176, 221470, 243617, 354352, 442940, 487234, 708704, 885880, 974468, 1218085, 1771760, 1948936, 2436170, 3543520, 3897872, 4872340, 7795744, 9744680, 19489360, 38978720]

約数ペア:

[(1, 38978720), (2, 19489360), (4, 9744680), (5, 7795744), (8, 4872340), (10, 3897872), (11, 3543520), (16, 2436170), (20, 1948936), (22, 1771760), (32, 1218085), (40, 974468), (44, 885880), (55, 708704), (80, 487234), (88, 442940), (110, 354352), (160, 243617), (176, 221470), (220, 177176), (352, 110735), (440, 88588), (880, 44294), (1760, 22147)]