138458540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37021}}^1$

素因数の和:37058

約数の個数: 48

約数和(自身を含む): 335863584

約数和(自身を除く): 197405044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 37021, 74042, 148084, 185105, 370210, 407231, 629357, 740420, 814462, 1258714, 1628924, 2036155, 2517428, 3146785, 4072310, 6293570, 6922927, 8144620, 12587140, 13845854, 27691708, 34614635, 69229270, 138458540]

約数ペア:

[(1, 138458540), (2, 69229270), (4, 34614635), (5, 27691708), (10, 13845854), (11, 12587140), (17, 8144620), (20, 6922927), (22, 6293570), (34, 4072310), (44, 3146785), (55, 2517428), (68, 2036155), (85, 1628924), (110, 1258714), (170, 814462), (187, 740420), (220, 629357), (340, 407231), (374, 370210), (748, 185105), (935, 148084), (1870, 74042), (3740, 37021)]