40043780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1409}}^1$

素因数の和:1461

約数の個数: 72

約数和(自身を含む): 101266200

約数和(自身を除く): 61222420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1409, 1421, 2030, 2818, 2842, 4060, 5636, 5684, 7045, 7105, 9863, 14090, 14210, 19726, 28180, 28420, 39452, 40861, 49315, 69041, 81722, 98630, 138082, 163444, 197260, 204305, 276164, 286027, 345205, 408610, 572054, 690410, 817220, 1144108, 1380820, 1430135, 2002189, 2860270, 4004378, 5720540, 8008756, 10010945, 20021890, 40043780]

約数ペア:

[(1, 40043780), (2, 20021890), (4, 10010945), (5, 8008756), (7, 5720540), (10, 4004378), (14, 2860270), (20, 2002189), (28, 1430135), (29, 1380820), (35, 1144108), (49, 817220), (58, 690410), (70, 572054), (98, 408610), (116, 345205), (140, 286027), (145, 276164), (196, 204305), (203, 197260), (245, 163444), (290, 138082), (406, 98630), (490, 81722), (580, 69041), (812, 49315), (980, 40861), (1015, 39452), (1409, 28420), (1421, 28180), (2030, 19726), (2818, 14210), (2842, 14090), (4060, 9863), (5636, 7105), (5684, 7045)]