220056772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2797}}^1$

素因数の和:2920

約数の個数: 48

約数和(自身を含む): 444210480

約数和(自身を除く): 224153708

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 89, 178, 221, 356, 442, 884, 1157, 1513, 2314, 2797, 3026, 4628, 5594, 6052, 11188, 19669, 36361, 39338, 47549, 72722, 78676, 95098, 145444, 190196, 248933, 497866, 618137, 995732, 1236274, 2472548, 3236129, 4231861, 6472258, 8463722, 12944516, 16927444, 55014193, 110028386, 220056772]

約数ペア:

[(1, 220056772), (2, 110028386), (4, 55014193), (13, 16927444), (17, 12944516), (26, 8463722), (34, 6472258), (52, 4231861), (68, 3236129), (89, 2472548), (178, 1236274), (221, 995732), (356, 618137), (442, 497866), (884, 248933), (1157, 190196), (1513, 145444), (2314, 95098), (2797, 78676), (3026, 72722), (4628, 47549), (5594, 39338), (6052, 36361), (11188, 19669)]