9894444040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1119281}}^1$

素因数の和:1119322

約数の個数: 64

約数和(自身を含む): 25385315760

約数和(自身を除く): 15490871720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 1119281, 2238562, 4477124, 5596405, 8954248, 11192810, 14550653, 19027777, 22385620, 29101306, 38055554, 44771240, 58202612, 72753265, 76111108, 95138885, 116405224, 145506530, 152222216, 190277770, 247361101, 291013060, 380555540, 494722202, 582026120, 761111080, 989444404, 1236805505, 1978888808, 2473611010, 4947222020, 9894444040]

約数ペア:

[(1, 9894444040), (2, 4947222020), (4, 2473611010), (5, 1978888808), (8, 1236805505), (10, 989444404), (13, 761111080), (17, 582026120), (20, 494722202), (26, 380555540), (34, 291013060), (40, 247361101), (52, 190277770), (65, 152222216), (68, 145506530), (85, 116405224), (104, 95138885), (130, 76111108), (136, 72753265), (170, 58202612), (221, 44771240), (260, 38055554), (340, 29101306), (442, 22385620), (520, 19027777), (680, 14550653), (884, 11192810), (1105, 8954248), (1768, 5596405), (2210, 4477124), (4420, 2238562), (8840, 1119281)]