202217920

素因数分解:

$2^6\times 5^1\times {\mathrm{631931}}^1$

素因数の和:631948

約数の個数: 28

約数和(自身を含む): 481532184

約数和(自身を除く): 279314264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 631931, 1263862, 2527724, 3159655, 5055448, 6319310, 10110896, 12638620, 20221792, 25277240, 40443584, 50554480, 101108960, 202217920]

約数ペア:

[(1, 202217920), (2, 101108960), (4, 50554480), (5, 40443584), (8, 25277240), (10, 20221792), (16, 12638620), (20, 10110896), (32, 6319310), (40, 5055448), (64, 3159655), (80, 2527724), (160, 1263862), (320, 631931)]