20126039900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{53089}}^1$

素因数の和:53343

約数の個数: 72

約数和(自身を含む): 46450776960

約数和(自身を除く): 26324737060

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 223, 340, 425, 446, 850, 892, 1115, 1700, 2230, 3791, 4460, 5575, 7582, 11150, 15164, 18955, 22300, 37910, 53089, 75820, 94775, 106178, 189550, 212356, 265445, 379100, 530890, 902513, 1061780, 1327225, 1805026, 2654450, 3610052, 4512565, 5308900, 9025130, 11838847, 18050260, 22562825, 23677694, 45125650, 47355388, 59194235, 90251300, 118388470, 201260399, 236776940, 295971175, 402520798, 591942350, 805041596, 1006301995, 1183884700, 2012603990, 4025207980, 5031509975, 10063019950, 20126039900]

約数ペア:

[(1, 20126039900), (2, 10063019950), (4, 5031509975), (5, 4025207980), (10, 2012603990), (17, 1183884700), (20, 1006301995), (25, 805041596), (34, 591942350), (50, 402520798), (68, 295971175), (85, 236776940), (100, 201260399), (170, 118388470), (223, 90251300), (340, 59194235), (425, 47355388), (446, 45125650), (850, 23677694), (892, 22562825), (1115, 18050260), (1700, 11838847), (2230, 9025130), (3791, 5308900), (4460, 4512565), (5575, 3610052), (7582, 2654450), (11150, 1805026), (15164, 1327225), (18955, 1061780), (22300, 902513), (37910, 530890), (53089, 379100), (75820, 265445), (94775, 212356), (106178, 189550)]