40221728

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{691}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 84750624

約数和(自身を除く): 44528896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 107, 136, 214, 272, 428, 544, 691, 856, 1382, 1712, 1819, 2764, 3424, 3638, 5528, 7276, 11056, 11747, 14552, 22112, 23494, 29104, 46988, 58208, 73937, 93976, 147874, 187952, 295748, 375904, 591496, 1182992, 1256929, 2365984, 2513858, 5027716, 10055432, 20110864, 40221728]

約数ペア:

[(1, 40221728), (2, 20110864), (4, 10055432), (8, 5027716), (16, 2513858), (17, 2365984), (32, 1256929), (34, 1182992), (68, 591496), (107, 375904), (136, 295748), (214, 187952), (272, 147874), (428, 93976), (544, 73937), (691, 58208), (856, 46988), (1382, 29104), (1712, 23494), (1819, 22112), (2764, 14552), (3424, 11747), (3638, 11056), (5528, 7276)]