189300020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2213}}^1$

素因数の和:2289

約数の個数: 96

約数和(自身を含む): 499903488

約数和(自身を除く): 310603468

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 235, 260, 329, 364, 455, 470, 611, 658, 910, 940, 1222, 1316, 1645, 1820, 2213, 2444, 3055, 3290, 4277, 4426, 6110, 6580, 8554, 8852, 11065, 12220, 15491, 17108, 21385, 22130, 28769, 30982, 42770, 44260, 57538, 61964, 77455, 85540, 104011, 115076, 143845, 154910, 201383, 208022, 287690, 309820, 402766, 416044, 520055, 575380, 728077, 805532, 1006915, 1040110, 1352143, 1456154, 2013830, 2080220, 2704286, 2912308, 3640385, 4027660, 5408572, 6760715, 7280770, 9465001, 13521430, 14561540, 18930002, 27042860, 37860004, 47325005, 94650010, 189300020]

約数ペア:

[(1, 189300020), (2, 94650010), (4, 47325005), (5, 37860004), (7, 27042860), (10, 18930002), (13, 14561540), (14, 13521430), (20, 9465001), (26, 7280770), (28, 6760715), (35, 5408572), (47, 4027660), (52, 3640385), (65, 2912308), (70, 2704286), (91, 2080220), (94, 2013830), (130, 1456154), (140, 1352143), (182, 1040110), (188, 1006915), (235, 805532), (260, 728077), (329, 575380), (364, 520055), (455, 416044), (470, 402766), (611, 309820), (658, 287690), (910, 208022), (940, 201383), (1222, 154910), (1316, 143845), (1645, 115076), (1820, 104011), (2213, 85540), (2444, 77455), (3055, 61964), (3290, 57538), (4277, 44260), (4426, 42770), (6110, 30982), (6580, 28769), (8554, 22130), (8852, 21385), (11065, 17108), (12220, 15491)]