40395400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^2$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 100364670

約数和(自身を除く): 59969270

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 109, 136, 170, 200, 218, 340, 425, 436, 545, 680, 850, 872, 1090, 1700, 1853, 2180, 2725, 3400, 3706, 4360, 5450, 7412, 9265, 10900, 11881, 14824, 18530, 21800, 23762, 37060, 46325, 47524, 59405, 74120, 92650, 95048, 118810, 185300, 201977, 237620, 297025, 370600, 403954, 475240, 594050, 807908, 1009885, 1188100, 1615816, 2019770, 2376200, 4039540, 5049425, 8079080, 10098850, 20197700, 40395400]

約数ペア:

[(1, 40395400), (2, 20197700), (4, 10098850), (5, 8079080), (8, 5049425), (10, 4039540), (17, 2376200), (20, 2019770), (25, 1615816), (34, 1188100), (40, 1009885), (50, 807908), (68, 594050), (85, 475240), (100, 403954), (109, 370600), (136, 297025), (170, 237620), (200, 201977), (218, 185300), (340, 118810), (425, 95048), (436, 92650), (545, 74120), (680, 59405), (850, 47524), (872, 46325), (1090, 37060), (1700, 23762), (1853, 21800), (2180, 18530), (2725, 14824), (3400, 11881), (3706, 10900), (4360, 9265), (5450, 7412)]