20464290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2953}}^1$

素因数の和:2984

約数の個数: 96

約数和(自身を含む): 66358656

約数和(自身を除く): 45894366

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 2310, 2953, 3465, 5906, 6930, 8859, 14765, 17718, 20671, 26577, 29530, 32483, 41342, 44295, 53154, 62013, 64966, 88590, 97449, 103355, 124026, 132885, 162415, 186039, 194898, 206710, 227381, 265770, 292347, 310065, 324830, 372078, 454762, 487245, 584694, 620130, 682143, 930195, 974490, 1136905, 1364286, 1461735, 1860390, 2046429, 2273810, 2923470, 3410715, 4092858, 6821430, 10232145, 20464290]

約数ペア:

[(1, 20464290), (2, 10232145), (3, 6821430), (5, 4092858), (6, 3410715), (7, 2923470), (9, 2273810), (10, 2046429), (11, 1860390), (14, 1461735), (15, 1364286), (18, 1136905), (21, 974490), (22, 930195), (30, 682143), (33, 620130), (35, 584694), (42, 487245), (45, 454762), (55, 372078), (63, 324830), (66, 310065), (70, 292347), (77, 265770), (90, 227381), (99, 206710), (105, 194898), (110, 186039), (126, 162415), (154, 132885), (165, 124026), (198, 103355), (210, 97449), (231, 88590), (315, 64966), (330, 62013), (385, 53154), (462, 44295), (495, 41342), (630, 32483), (693, 29530), (770, 26577), (990, 20671), (1155, 17718), (1386, 14765), (2310, 8859), (2953, 6930), (3465, 5906)]