39045940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 88969104

約数和(自身を除く): 49923164

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 2801, 3485, 5602, 6970, 11204, 13940, 14005, 28010, 47617, 56020, 95234, 114841, 190468, 229682, 238085, 459364, 476170, 574205, 952340, 1148410, 1952297, 2296820, 3904594, 7809188, 9761485, 19522970, 39045940]

約数ペア:

[(1, 39045940), (2, 19522970), (4, 9761485), (5, 7809188), (10, 3904594), (17, 2296820), (20, 1952297), (34, 1148410), (41, 952340), (68, 574205), (82, 476170), (85, 459364), (164, 238085), (170, 229682), (205, 190468), (340, 114841), (410, 95234), (697, 56020), (820, 47617), (1394, 28010), (2788, 14005), (2801, 13940), (3485, 11204), (5602, 6970)]