12286809860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{665591}}^1$

素因数の和:665684

約数の個数: 48

約数和(自身を含む): 28178502912

約数和(自身を除く): 15891693052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 665591, 1331182, 2662364, 3327955, 6655910, 8652683, 13311820, 17305366, 34610732, 43263415, 47256961, 86526830, 94513922, 173053660, 189027844, 236284805, 472569610, 614340493, 945139220, 1228680986, 2457361972, 3071702465, 6143404930, 12286809860]

約数ペア:

[(1, 12286809860), (2, 6143404930), (4, 3071702465), (5, 2457361972), (10, 1228680986), (13, 945139220), (20, 614340493), (26, 472569610), (52, 236284805), (65, 189027844), (71, 173053660), (130, 94513922), (142, 86526830), (260, 47256961), (284, 43263415), (355, 34610732), (710, 17305366), (923, 13311820), (1420, 8652683), (1846, 6655910), (3692, 3327955), (4615, 2662364), (9230, 1331182), (18460, 665591)]