28678470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 44104890

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 89, 115, 138, 178, 230, 267, 345, 445, 467, 534, 690, 890, 934, 1335, 1401, 2047, 2335, 2670, 2802, 4094, 4670, 6141, 7005, 10235, 10741, 12282, 14010, 20470, 21482, 30705, 32223, 41563, 53705, 61410, 64446, 83126, 107410, 124689, 161115, 207815, 249378, 322230, 415630, 623445, 955949, 1246890, 1911898, 2867847, 4779745, 5735694, 9559490, 14339235, 28678470]

約数ペア:

[(1, 28678470), (2, 14339235), (3, 9559490), (5, 5735694), (6, 4779745), (10, 2867847), (15, 1911898), (23, 1246890), (30, 955949), (46, 623445), (69, 415630), (89, 322230), (115, 249378), (138, 207815), (178, 161115), (230, 124689), (267, 107410), (345, 83126), (445, 64446), (467, 61410), (534, 53705), (690, 41563), (890, 32223), (934, 30705), (1335, 21482), (1401, 20470), (2047, 14010), (2335, 12282), (2670, 10741), (2802, 10235), (4094, 7005), (4670, 6141)]