2089665280

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{44123}}^1$

素因数の和:44181

約数の個数: 72

約数和(自身を含む): 5140798992

約数和(自身を除く): 3051133712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 640, 740, 1184, 1280, 1480, 2368, 2960, 4736, 5920, 9472, 11840, 23680, 44123, 47360, 88246, 176492, 220615, 352984, 441230, 705968, 882460, 1411936, 1632551, 1764920, 2823872, 3265102, 3529840, 5647744, 6530204, 7059680, 8162755, 11295488, 13060408, 14119360, 16325510, 26120816, 28238720, 32651020, 52241632, 56477440, 65302040, 104483264, 130604080, 208966528, 261208160, 417933056, 522416320, 1044832640, 2089665280]

約数ペア:

[(1, 2089665280), (2, 1044832640), (4, 522416320), (5, 417933056), (8, 261208160), (10, 208966528), (16, 130604080), (20, 104483264), (32, 65302040), (37, 56477440), (40, 52241632), (64, 32651020), (74, 28238720), (80, 26120816), (128, 16325510), (148, 14119360), (160, 13060408), (185, 11295488), (256, 8162755), (296, 7059680), (320, 6530204), (370, 5647744), (592, 3529840), (640, 3265102), (740, 2823872), (1184, 1764920), (1280, 1632551), (1480, 1411936), (2368, 882460), (2960, 705968), (4736, 441230), (5920, 352984), (9472, 220615), (11840, 176492), (23680, 88246), (44123, 47360)]