7627880980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1787}}^1$

素因数の和:2101

約数の個数: 96

約数和(自身を含む): 17302118400

約数和(自身を除く): 9674237420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 239, 380, 470, 478, 893, 940, 956, 1195, 1786, 1787, 2390, 3572, 3574, 4465, 4541, 4780, 7148, 8930, 8935, 9082, 11233, 17860, 17870, 18164, 22466, 22705, 33953, 35740, 44932, 45410, 56165, 67906, 83989, 90820, 112330, 135812, 167978, 169765, 213427, 224660, 335956, 339530, 419945, 426854, 427093, 679060, 839890, 853708, 854186, 1067135, 1595791, 1679780, 1708372, 2134270, 2135465, 3191582, 4268540, 4270930, 6383164, 7978955, 8114767, 8541860, 15957910, 16229534, 20073371, 31915820, 32459068, 40146742, 40573835, 80293484, 81147670, 100366855, 162295340, 200733710, 381394049, 401467420, 762788098, 1525576196, 1906970245, 3813940490, 7627880980]

約数ペア:

[(1, 7627880980), (2, 3813940490), (4, 1906970245), (5, 1525576196), (10, 762788098), (19, 401467420), (20, 381394049), (38, 200733710), (47, 162295340), (76, 100366855), (94, 81147670), (95, 80293484), (188, 40573835), (190, 40146742), (235, 32459068), (239, 31915820), (380, 20073371), (470, 16229534), (478, 15957910), (893, 8541860), (940, 8114767), (956, 7978955), (1195, 6383164), (1786, 4270930), (1787, 4268540), (2390, 3191582), (3572, 2135465), (3574, 2134270), (4465, 1708372), (4541, 1679780), (4780, 1595791), (7148, 1067135), (8930, 854186), (8935, 853708), (9082, 839890), (11233, 679060), (17860, 427093), (17870, 426854), (18164, 419945), (22466, 339530), (22705, 335956), (33953, 224660), (35740, 213427), (44932, 169765), (45410, 167978), (56165, 135812), (67906, 112330), (83989, 90820)]