28350660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1957

約数の個数: 96

約数和(自身を含む): 90034560

約数和(自身を除く): 61683900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 1913, 2470, 2964, 3705, 3826, 4940, 5739, 7410, 7652, 9565, 11478, 14820, 19130, 22956, 24869, 28695, 36347, 38260, 49738, 57390, 72694, 74607, 99476, 109041, 114780, 124345, 145388, 149214, 181735, 218082, 248690, 298428, 363470, 373035, 436164, 472511, 497380, 545205, 726940, 746070, 945022, 1090410, 1417533, 1492140, 1890044, 2180820, 2362555, 2835066, 4725110, 5670132, 7087665, 9450220, 14175330, 28350660]

約数ペア:

[(1, 28350660), (2, 14175330), (3, 9450220), (4, 7087665), (5, 5670132), (6, 4725110), (10, 2835066), (12, 2362555), (13, 2180820), (15, 1890044), (19, 1492140), (20, 1417533), (26, 1090410), (30, 945022), (38, 746070), (39, 726940), (52, 545205), (57, 497380), (60, 472511), (65, 436164), (76, 373035), (78, 363470), (95, 298428), (114, 248690), (130, 218082), (156, 181735), (190, 149214), (195, 145388), (228, 124345), (247, 114780), (260, 109041), (285, 99476), (380, 74607), (390, 72694), (494, 57390), (570, 49738), (741, 38260), (780, 36347), (988, 28695), (1140, 24869), (1235, 22956), (1482, 19130), (1913, 14820), (2470, 11478), (2964, 9565), (3705, 7652), (3826, 7410), (4940, 5739)]