2155410

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{887}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 5818176

約数和(自身を除く): 3662766

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 887, 1215, 1774, 2430, 2661, 4435, 5322, 7983, 8870, 13305, 15966, 23949, 26610, 39915, 47898, 71847, 79830, 119745, 143694, 215541, 239490, 359235, 431082, 718470, 1077705, 2155410]

約数ペア:

[(1, 2155410), (2, 1077705), (3, 718470), (5, 431082), (6, 359235), (9, 239490), (10, 215541), (15, 143694), (18, 119745), (27, 79830), (30, 71847), (45, 47898), (54, 39915), (81, 26610), (90, 23949), (135, 15966), (162, 13305), (243, 8870), (270, 7983), (405, 5322), (486, 4435), (810, 2661), (887, 2430), (1215, 1774)]