84820940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 199584000

約数和(自身を除く): 114763060

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 43, 58, 76, 86, 95, 116, 145, 172, 179, 190, 215, 290, 358, 380, 430, 551, 580, 716, 817, 860, 895, 1102, 1247, 1634, 1790, 2204, 2494, 2755, 3268, 3401, 3580, 4085, 4988, 5191, 5510, 6235, 6802, 7697, 8170, 10382, 11020, 12470, 13604, 15394, 16340, 17005, 20764, 23693, 24940, 25955, 30788, 34010, 38485, 47386, 51910, 68020, 76970, 94772, 98629, 103820, 118465, 146243, 153940, 197258, 223213, 236930, 292486, 394516, 446426, 473860, 493145, 584972, 731215, 892852, 986290, 1116065, 1462430, 1972580, 2232130, 2924860, 4241047, 4464260, 8482094, 16964188, 21205235, 42410470, 84820940]

約数ペア:

[(1, 84820940), (2, 42410470), (4, 21205235), (5, 16964188), (10, 8482094), (19, 4464260), (20, 4241047), (29, 2924860), (38, 2232130), (43, 1972580), (58, 1462430), (76, 1116065), (86, 986290), (95, 892852), (116, 731215), (145, 584972), (172, 493145), (179, 473860), (190, 446426), (215, 394516), (290, 292486), (358, 236930), (380, 223213), (430, 197258), (551, 153940), (580, 146243), (716, 118465), (817, 103820), (860, 98629), (895, 94772), (1102, 76970), (1247, 68020), (1634, 51910), (1790, 47386), (2204, 38485), (2494, 34010), (2755, 30788), (3268, 25955), (3401, 24940), (3580, 23693), (4085, 20764), (4988, 17005), (5191, 16340), (5510, 15394), (6235, 13604), (6802, 12470), (7697, 11020), (8170, 10382)]