19474920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1215

約数の個数: 96

約数和(自身を含む): 64696320

約数和(自身を除く): 45221400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1151, 1410, 1692, 1880, 2115, 2302, 2820, 3384, 3453, 4230, 4604, 5640, 5755, 6906, 8460, 9208, 10359, 11510, 13812, 16920, 17265, 20718, 23020, 27624, 34530, 41436, 46040, 51795, 54097, 69060, 82872, 103590, 108194, 138120, 162291, 207180, 216388, 270485, 324582, 414360, 432776, 486873, 540970, 649164, 811455, 973746, 1081940, 1298328, 1622910, 1947492, 2163880, 2434365, 3245820, 3894984, 4868730, 6491640, 9737460, 19474920]

約数ペア:

[(1, 19474920), (2, 9737460), (3, 6491640), (4, 4868730), (5, 3894984), (6, 3245820), (8, 2434365), (9, 2163880), (10, 1947492), (12, 1622910), (15, 1298328), (18, 1081940), (20, 973746), (24, 811455), (30, 649164), (36, 540970), (40, 486873), (45, 432776), (47, 414360), (60, 324582), (72, 270485), (90, 216388), (94, 207180), (120, 162291), (141, 138120), (180, 108194), (188, 103590), (235, 82872), (282, 69060), (360, 54097), (376, 51795), (423, 46040), (470, 41436), (564, 34530), (705, 27624), (846, 23020), (940, 20718), (1128, 17265), (1151, 16920), (1410, 13812), (1692, 11510), (1880, 10359), (2115, 9208), (2302, 8460), (2820, 6906), (3384, 5755), (3453, 5640), (4230, 4604)]