223576340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27739}}^1$

素因数の和:27792

約数の個数: 48

約数和(自身を含む): 521955840

約数和(自身を除く): 298379500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 27739, 55478, 110956, 138695, 277390, 360607, 554780, 721214, 859909, 1442428, 1719818, 1803035, 3439636, 3606070, 4299545, 7212140, 8599090, 11178817, 17198180, 22357634, 44715268, 55894085, 111788170, 223576340]

約数ペア:

[(1, 223576340), (2, 111788170), (4, 55894085), (5, 44715268), (10, 22357634), (13, 17198180), (20, 11178817), (26, 8599090), (31, 7212140), (52, 4299545), (62, 3606070), (65, 3439636), (124, 1803035), (130, 1719818), (155, 1442428), (260, 859909), (310, 721214), (403, 554780), (620, 360607), (806, 277390), (1612, 138695), (2015, 110956), (4030, 55478), (8060, 27739)]