20342966980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1\times {\mathrm{6619}}^1$

素因数の和:7421

約数の個数: 96

約数和(自身を含む): 50581036800

約数和(自身を除く): 30238069820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 757, 812, 1015, 1514, 2030, 3028, 3785, 4060, 5299, 6619, 7570, 10598, 13238, 15140, 21196, 21953, 26476, 26495, 33095, 43906, 46333, 52990, 66190, 87812, 92666, 105980, 109765, 132380, 153671, 185332, 191951, 219530, 231665, 307342, 383902, 439060, 463330, 614684, 767804, 768355, 926660, 959755, 1343657, 1536710, 1919510, 2687314, 3073420, 3839020, 5010583, 5374628, 6718285, 10021166, 13436570, 20042332, 25052915, 26873140, 35074081, 50105830, 70148162, 100211660, 140296324, 145306907, 175370405, 290613814, 350740810, 581227628, 701481620, 726534535, 1017148349, 1453069070, 2034296698, 2906138140, 4068593396, 5085741745, 10171483490, 20342966980]

約数ペア:

[(1, 20342966980), (2, 10171483490), (4, 5085741745), (5, 4068593396), (7, 2906138140), (10, 2034296698), (14, 1453069070), (20, 1017148349), (28, 726534535), (29, 701481620), (35, 581227628), (58, 350740810), (70, 290613814), (116, 175370405), (140, 145306907), (145, 140296324), (203, 100211660), (290, 70148162), (406, 50105830), (580, 35074081), (757, 26873140), (812, 25052915), (1015, 20042332), (1514, 13436570), (2030, 10021166), (3028, 6718285), (3785, 5374628), (4060, 5010583), (5299, 3839020), (6619, 3073420), (7570, 2687314), (10598, 1919510), (13238, 1536710), (15140, 1343657), (21196, 959755), (21953, 926660), (26476, 768355), (26495, 767804), (33095, 614684), (43906, 463330), (46333, 439060), (52990, 383902), (66190, 307342), (87812, 231665), (92666, 219530), (105980, 191951), (109765, 185332), (132380, 153671)]