202430180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9029}}^1$

素因数の和:9116

約数の個数: 48

約数和(自身を含む): 455112000

約数和(自身を除く): 252681820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 9029, 11210, 18058, 22420, 36116, 45145, 90290, 171551, 180580, 343102, 532711, 686204, 857755, 1065422, 1715510, 2130844, 2663555, 3431020, 5327110, 10121509, 10654220, 20243018, 40486036, 50607545, 101215090, 202430180]

約数ペア:

[(1, 202430180), (2, 101215090), (4, 50607545), (5, 40486036), (10, 20243018), (19, 10654220), (20, 10121509), (38, 5327110), (59, 3431020), (76, 2663555), (95, 2130844), (118, 1715510), (190, 1065422), (236, 857755), (295, 686204), (380, 532711), (590, 343102), (1121, 180580), (1180, 171551), (2242, 90290), (4484, 45145), (5605, 36116), (9029, 22420), (11210, 18058)]