20804948430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2303981}}^1$

素因数の和:2304041

約数の個数: 64

約数和(自身を含む): 58392119808

約数和(自身を除く): 37587171378

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 4515, 9030, 2303981, 4607962, 6911943, 11519905, 13823886, 16127867, 23039810, 32255734, 34559715, 48383601, 69119430, 80639335, 96767202, 99071183, 161278670, 198142366, 241918005, 297213549, 483836010, 495355915, 594427098, 693498281, 990711830, 1386996562, 1486067745, 2080494843, 2972135490, 3467491405, 4160989686, 6934982810, 10402474215, 20804948430]

約数ペア:

[(1, 20804948430), (2, 10402474215), (3, 6934982810), (5, 4160989686), (6, 3467491405), (7, 2972135490), (10, 2080494843), (14, 1486067745), (15, 1386996562), (21, 990711830), (30, 693498281), (35, 594427098), (42, 495355915), (43, 483836010), (70, 297213549), (86, 241918005), (105, 198142366), (129, 161278670), (210, 99071183), (215, 96767202), (258, 80639335), (301, 69119430), (430, 48383601), (602, 34559715), (645, 32255734), (903, 23039810), (1290, 16127867), (1505, 13823886), (1806, 11519905), (3010, 6911943), (4515, 4607962), (9030, 2303981)]