43878020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 105670656

約数和(自身を除く): 61792636

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 115, 124, 155, 170, 181, 230, 310, 340, 362, 391, 460, 527, 620, 713, 724, 782, 905, 1054, 1426, 1564, 1810, 1955, 2108, 2635, 2852, 3077, 3565, 3620, 3910, 4163, 5270, 5611, 6154, 7130, 7820, 8326, 10540, 11222, 12121, 12308, 14260, 15385, 16652, 20815, 22444, 24242, 28055, 30770, 41630, 48484, 56110, 60605, 61540, 70771, 83260, 95387, 112220, 121210, 129053, 141542, 190774, 242420, 258106, 283084, 353855, 381548, 476935, 516212, 645265, 707710, 953870, 1290530, 1415420, 1907740, 2193901, 2581060, 4387802, 8775604, 10969505, 21939010, 43878020]

約数ペア:

[(1, 43878020), (2, 21939010), (4, 10969505), (5, 8775604), (10, 4387802), (17, 2581060), (20, 2193901), (23, 1907740), (31, 1415420), (34, 1290530), (46, 953870), (62, 707710), (68, 645265), (85, 516212), (92, 476935), (115, 381548), (124, 353855), (155, 283084), (170, 258106), (181, 242420), (230, 190774), (310, 141542), (340, 129053), (362, 121210), (391, 112220), (460, 95387), (527, 83260), (620, 70771), (713, 61540), (724, 60605), (782, 56110), (905, 48484), (1054, 41630), (1426, 30770), (1564, 28055), (1810, 24242), (1955, 22444), (2108, 20815), (2635, 16652), (2852, 15385), (3077, 14260), (3565, 12308), (3620, 12121), (3910, 11222), (4163, 10540), (5270, 8326), (5611, 7820), (6154, 7130)]