205301860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11393}}^1$

素因数の和:11472

約数の個数: 48

約数和(自身を含む): 465148656

約数和(自身を除く): 259846796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 9010, 11393, 18020, 22786, 45572, 56965, 113930, 193681, 227860, 387362, 603829, 774724, 968405, 1207658, 1936810, 2415316, 3019145, 3873620, 6038290, 10265093, 12076580, 20530186, 41060372, 51325465, 102650930, 205301860]

約数ペア:

[(1, 205301860), (2, 102650930), (4, 51325465), (5, 41060372), (10, 20530186), (17, 12076580), (20, 10265093), (34, 6038290), (53, 3873620), (68, 3019145), (85, 2415316), (106, 1936810), (170, 1207658), (212, 968405), (265, 774724), (340, 603829), (530, 387362), (901, 227860), (1060, 193681), (1802, 113930), (3604, 56965), (4505, 45572), (9010, 22786), (11393, 18020)]