90015560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97843}}^1$

素因数の和:97877

約数の個数: 32

約数和(自身を含む): 211343040

約数和(自身を除く): 121327480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 97843, 195686, 391372, 489215, 782744, 978430, 1956860, 2250389, 3913720, 4500778, 9001556, 11251945, 18003112, 22503890, 45007780, 90015560]

約数ペア:

[(1, 90015560), (2, 45007780), (4, 22503890), (5, 18003112), (8, 11251945), (10, 9001556), (20, 4500778), (23, 3913720), (40, 2250389), (46, 1956860), (92, 978430), (115, 782744), (184, 489215), (230, 391372), (460, 195686), (920, 97843)]