231388460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{11489}}^1$

素因数の和:11570

約数の個数: 48

約数和(自身を含む): 521186400

約数和(自身を除く): 289797940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10070, 11489, 20140, 22978, 45956, 57445, 114890, 218291, 229780, 436582, 608917, 873164, 1091455, 1217834, 2182910, 2435668, 3044585, 4365820, 6089170, 11569423, 12178340, 23138846, 46277692, 57847115, 115694230, 231388460]

約数ペア:

[(1, 231388460), (2, 115694230), (4, 57847115), (5, 46277692), (10, 23138846), (19, 12178340), (20, 11569423), (38, 6089170), (53, 4365820), (76, 3044585), (95, 2435668), (106, 2182910), (190, 1217834), (212, 1091455), (265, 873164), (380, 608917), (530, 436582), (1007, 229780), (1060, 218291), (2014, 114890), (4028, 57445), (5035, 45956), (10070, 22978), (11489, 20140)]