203906240

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5639}}^1$

素因数の和:5769

約数の個数: 56

約数和(自身を含む): 489935520

約数和(自身を除く): 286029280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 5639, 7232, 9040, 11278, 18080, 22556, 28195, 36160, 45112, 56390, 90224, 112780, 180448, 225560, 360896, 451120, 637207, 902240, 1274414, 1804480, 2548828, 3186035, 5097656, 6372070, 10195312, 12744140, 20390624, 25488280, 40781248, 50976560, 101953120, 203906240]

約数ペア:

[(1, 203906240), (2, 101953120), (4, 50976560), (5, 40781248), (8, 25488280), (10, 20390624), (16, 12744140), (20, 10195312), (32, 6372070), (40, 5097656), (64, 3186035), (80, 2548828), (113, 1804480), (160, 1274414), (226, 902240), (320, 637207), (452, 451120), (565, 360896), (904, 225560), (1130, 180448), (1808, 112780), (2260, 90224), (3616, 56390), (4520, 45112), (5639, 36160), (7232, 28195), (9040, 22556), (11278, 18080)]