1975893340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{41809}}^1$

素因数の和:41974

約数の個数: 48

約数和(自身を含む): 4425170400

約数和(自身を除く): 2449277060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 4726, 9452, 11815, 23630, 41809, 47260, 83618, 167236, 209045, 418090, 710753, 836180, 1421506, 2843012, 3553765, 5811451, 7107530, 11622902, 14215060, 23245804, 29057255, 58114510, 98794667, 116229020, 197589334, 395178668, 493973335, 987946670, 1975893340]

約数ペア:

[(1, 1975893340), (2, 987946670), (4, 493973335), (5, 395178668), (10, 197589334), (17, 116229020), (20, 98794667), (34, 58114510), (68, 29057255), (85, 23245804), (139, 14215060), (170, 11622902), (278, 7107530), (340, 5811451), (556, 3553765), (695, 2843012), (1390, 1421506), (2363, 836180), (2780, 710753), (4726, 418090), (9452, 209045), (11815, 167236), (23630, 83618), (41809, 47260)]