29288980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1744

約数の個数: 48

約数和(自身を含む): 70874496

約数和(自身を除く): 41585516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1597, 1834, 2620, 3194, 3668, 4585, 6388, 7985, 9170, 11179, 15970, 18340, 22358, 31940, 44716, 55895, 111790, 209207, 223580, 418414, 836828, 1046035, 1464449, 2092070, 2928898, 4184140, 5857796, 7322245, 14644490, 29288980]

約数ペア:

[(1, 29288980), (2, 14644490), (4, 7322245), (5, 5857796), (7, 4184140), (10, 2928898), (14, 2092070), (20, 1464449), (28, 1046035), (35, 836828), (70, 418414), (131, 223580), (140, 209207), (262, 111790), (524, 55895), (655, 44716), (917, 31940), (1310, 22358), (1597, 18340), (1834, 15970), (2620, 11179), (3194, 9170), (3668, 7985), (4585, 6388)]