19073940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7393}}^1$

素因数の和:7448

約数の個数: 48

約数和(自身を含む): 54656448

約数和(自身を除く): 35582508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7393, 14786, 22179, 29572, 36965, 44358, 73930, 88716, 110895, 147860, 221790, 317899, 443580, 635798, 953697, 1271596, 1589495, 1907394, 3178990, 3814788, 4768485, 6357980, 9536970, 19073940]

約数ペア:

[(1, 19073940), (2, 9536970), (3, 6357980), (4, 4768485), (5, 3814788), (6, 3178990), (10, 1907394), (12, 1589495), (15, 1271596), (20, 953697), (30, 635798), (43, 443580), (60, 317899), (86, 221790), (129, 147860), (172, 110895), (215, 88716), (258, 73930), (430, 44358), (516, 36965), (645, 29572), (860, 22179), (1290, 14786), (2580, 7393)]