804980360

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{178093}}^1$

素因数の和:178217

約数の個数: 32

約数和(自身を含む): 1827244440

約数和(自身を除く): 1022264080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 178093, 356186, 712372, 890465, 1424744, 1780930, 3561860, 7123720, 20124509, 40249018, 80498036, 100622545, 160996072, 201245090, 402490180, 804980360]

約数ペア:

[(1, 804980360), (2, 402490180), (4, 201245090), (5, 160996072), (8, 100622545), (10, 80498036), (20, 40249018), (40, 20124509), (113, 7123720), (226, 3561860), (452, 1780930), (565, 1424744), (904, 890465), (1130, 712372), (2260, 356186), (4520, 178093)]