47239940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{743}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 115117632

約数和(自身を除く): 67877692

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 743, 748, 935, 1156, 1445, 1486, 1870, 2890, 2972, 3179, 3715, 3740, 5780, 6358, 7430, 8173, 12631, 12716, 14860, 15895, 16346, 25262, 31790, 32692, 40865, 50524, 63155, 63580, 81730, 126310, 138941, 163460, 214727, 252620, 277882, 429454, 555764, 694705, 858908, 1073635, 1389410, 2147270, 2361997, 2778820, 4294540, 4723994, 9447988, 11809985, 23619970, 47239940]

約数ペア:

[(1, 47239940), (2, 23619970), (4, 11809985), (5, 9447988), (10, 4723994), (11, 4294540), (17, 2778820), (20, 2361997), (22, 2147270), (34, 1389410), (44, 1073635), (55, 858908), (68, 694705), (85, 555764), (110, 429454), (170, 277882), (187, 252620), (220, 214727), (289, 163460), (340, 138941), (374, 126310), (578, 81730), (743, 63580), (748, 63155), (935, 50524), (1156, 40865), (1445, 32692), (1486, 31790), (1870, 25262), (2890, 16346), (2972, 15895), (3179, 14860), (3715, 12716), (3740, 12631), (5780, 8173), (6358, 7430)]