23805520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 59281920

約数和(自身を除く): 35476400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 331, 464, 496, 580, 620, 662, 899, 1160, 1240, 1324, 1655, 1798, 2320, 2480, 2648, 3310, 3596, 4495, 5296, 6620, 7192, 8990, 9599, 10261, 13240, 14384, 17980, 19198, 20522, 26480, 35960, 38396, 41044, 47995, 51305, 71920, 76792, 82088, 95990, 102610, 153584, 164176, 191980, 205220, 297569, 383960, 410440, 595138, 767920, 820880, 1190276, 1487845, 2380552, 2975690, 4761104, 5951380, 11902760, 23805520]

約数ペア:

[(1, 23805520), (2, 11902760), (4, 5951380), (5, 4761104), (8, 2975690), (10, 2380552), (16, 1487845), (20, 1190276), (29, 820880), (31, 767920), (40, 595138), (58, 410440), (62, 383960), (80, 297569), (116, 205220), (124, 191980), (145, 164176), (155, 153584), (232, 102610), (248, 95990), (290, 82088), (310, 76792), (331, 71920), (464, 51305), (496, 47995), (580, 41044), (620, 38396), (662, 35960), (899, 26480), (1160, 20522), (1240, 19198), (1324, 17980), (1655, 14384), (1798, 13240), (2320, 10261), (2480, 9599), (2648, 8990), (3310, 7192), (3596, 6620), (4495, 5296)]