44640440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85847}}^1$

素因数の和:85871

約数の個数: 32

約数和(自身を含む): 108168480

約数和(自身を除く): 63528040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 85847, 171694, 343388, 429235, 686776, 858470, 1116011, 1716940, 2232022, 3433880, 4464044, 5580055, 8928088, 11160110, 22320220, 44640440]

約数ペア:

[(1, 44640440), (2, 22320220), (4, 11160110), (5, 8928088), (8, 5580055), (10, 4464044), (13, 3433880), (20, 2232022), (26, 1716940), (40, 1116011), (52, 858470), (65, 686776), (104, 429235), (130, 343388), (260, 171694), (520, 85847)]