39897620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 102574080

約数和(自身を除く): 62676460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 31, 35, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 290, 310, 317, 406, 434, 580, 620, 634, 812, 868, 899, 1015, 1085, 1268, 1585, 1798, 2030, 2170, 2219, 3170, 3596, 4060, 4340, 4438, 4495, 6293, 6340, 8876, 8990, 9193, 9827, 11095, 12586, 17980, 18386, 19654, 22190, 25172, 31465, 36772, 39308, 44380, 45965, 49135, 62930, 64351, 68789, 91930, 98270, 125860, 128702, 137578, 183860, 196540, 257404, 275156, 284983, 321755, 343945, 569966, 643510, 687890, 1139932, 1287020, 1375780, 1424915, 1994881, 2849830, 3989762, 5699660, 7979524, 9974405, 19948810, 39897620]

約数ペア:

[(1, 39897620), (2, 19948810), (4, 9974405), (5, 7979524), (7, 5699660), (10, 3989762), (14, 2849830), (20, 1994881), (28, 1424915), (29, 1375780), (31, 1287020), (35, 1139932), (58, 687890), (62, 643510), (70, 569966), (116, 343945), (124, 321755), (140, 284983), (145, 275156), (155, 257404), (203, 196540), (217, 183860), (290, 137578), (310, 128702), (317, 125860), (406, 98270), (434, 91930), (580, 68789), (620, 64351), (634, 62930), (812, 49135), (868, 45965), (899, 44380), (1015, 39308), (1085, 36772), (1268, 31465), (1585, 25172), (1798, 22190), (2030, 19654), (2170, 18386), (2219, 17980), (3170, 12586), (3596, 11095), (4060, 9827), (4340, 9193), (4438, 8990), (4495, 8876), (6293, 6340)]