20236040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 51854040

約数和(自身を除く): 31618000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 113, 121, 148, 185, 220, 226, 242, 296, 370, 407, 440, 452, 484, 565, 605, 740, 814, 904, 968, 1130, 1210, 1243, 1480, 1628, 2035, 2260, 2420, 2486, 3256, 4070, 4181, 4477, 4520, 4840, 4972, 6215, 8140, 8362, 8954, 9944, 12430, 13673, 16280, 16724, 17908, 20905, 22385, 24860, 27346, 33448, 35816, 41810, 44770, 45991, 49720, 54692, 68365, 83620, 89540, 91982, 109384, 136730, 167240, 179080, 183964, 229955, 273460, 367928, 459910, 505901, 546920, 919820, 1011802, 1839640, 2023604, 2529505, 4047208, 5059010, 10118020, 20236040]

約数ペア:

[(1, 20236040), (2, 10118020), (4, 5059010), (5, 4047208), (8, 2529505), (10, 2023604), (11, 1839640), (20, 1011802), (22, 919820), (37, 546920), (40, 505901), (44, 459910), (55, 367928), (74, 273460), (88, 229955), (110, 183964), (113, 179080), (121, 167240), (148, 136730), (185, 109384), (220, 91982), (226, 89540), (242, 83620), (296, 68365), (370, 54692), (407, 49720), (440, 45991), (452, 44770), (484, 41810), (565, 35816), (605, 33448), (740, 27346), (814, 24860), (904, 22385), (968, 20905), (1130, 17908), (1210, 16724), (1243, 16280), (1480, 13673), (1628, 12430), (2035, 9944), (2260, 8954), (2420, 8362), (2486, 8140), (3256, 6215), (4070, 4972), (4181, 4840), (4477, 4520)]