8591180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 19643904

約数和(自身を除く): 11052724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 191, 260, 346, 382, 692, 764, 865, 955, 1730, 1910, 2249, 2483, 3460, 3820, 4498, 4966, 8996, 9932, 11245, 12415, 22490, 24830, 33043, 44980, 49660, 66086, 132172, 165215, 330430, 429559, 660860, 859118, 1718236, 2147795, 4295590, 8591180]

約数ペア:

[(1, 8591180), (2, 4295590), (4, 2147795), (5, 1718236), (10, 859118), (13, 660860), (20, 429559), (26, 330430), (52, 165215), (65, 132172), (130, 66086), (173, 49660), (191, 44980), (260, 33043), (346, 24830), (382, 22490), (692, 12415), (764, 11245), (865, 9932), (955, 8996), (1730, 4966), (1910, 4498), (2249, 3820), (2483, 3460)]