20934140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2677}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 48589632

約数和(自身を除く): 27655492

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 2677, 3910, 5354, 7820, 10708, 13385, 26770, 45509, 53540, 61571, 91018, 123142, 182036, 227545, 246284, 307855, 455090, 615710, 910180, 1046707, 1231420, 2093414, 4186828, 5233535, 10467070, 20934140]

約数ペア:

[(1, 20934140), (2, 10467070), (4, 5233535), (5, 4186828), (10, 2093414), (17, 1231420), (20, 1046707), (23, 910180), (34, 615710), (46, 455090), (68, 307855), (85, 246284), (92, 227545), (115, 182036), (170, 123142), (230, 91018), (340, 61571), (391, 53540), (460, 45509), (782, 26770), (1564, 13385), (1955, 10708), (2677, 7820), (3910, 5354)]