9144980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2069}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 21908880

約数和(自身を除く): 12763900

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2069, 2210, 4138, 4420, 8276, 10345, 20690, 26897, 35173, 41380, 53794, 70346, 107588, 134485, 140692, 175865, 268970, 351730, 457249, 537940, 703460, 914498, 1828996, 2286245, 4572490, 9144980]

約数ペア:

[(1, 9144980), (2, 4572490), (4, 2286245), (5, 1828996), (10, 914498), (13, 703460), (17, 537940), (20, 457249), (26, 351730), (34, 268970), (52, 175865), (65, 140692), (68, 134485), (85, 107588), (130, 70346), (170, 53794), (221, 41380), (260, 35173), (340, 26897), (442, 20690), (884, 10345), (1105, 8276), (2069, 4420), (2210, 4138)]