11868740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 27095040

約数和(自身を除く): 15226300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 239, 260, 382, 478, 764, 955, 956, 1195, 1910, 2390, 2483, 3107, 3820, 4780, 4966, 6214, 9932, 12415, 12428, 15535, 24830, 31070, 45649, 49660, 62140, 91298, 182596, 228245, 456490, 593437, 912980, 1186874, 2373748, 2967185, 5934370, 11868740]

約数ペア:

[(1, 11868740), (2, 5934370), (4, 2967185), (5, 2373748), (10, 1186874), (13, 912980), (20, 593437), (26, 456490), (52, 228245), (65, 182596), (130, 91298), (191, 62140), (239, 49660), (260, 45649), (382, 31070), (478, 24830), (764, 15535), (955, 12428), (956, 12415), (1195, 9932), (1910, 6214), (2390, 4966), (2483, 4780), (3107, 3820)]