20239550660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{19861}}^1$

素因数の和:20157

約数の個数: 96

約数和(自身を含む): 50452657920

約数和(自身を除く): 30213107260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 251, 290, 406, 502, 580, 812, 1004, 1015, 1255, 1757, 2030, 2510, 3514, 4060, 5020, 7028, 7279, 8785, 14558, 17570, 19861, 29116, 35140, 36395, 39722, 50953, 72790, 79444, 99305, 101906, 139027, 145580, 198610, 203812, 254765, 278054, 397220, 509530, 556108, 575969, 695135, 1019060, 1151938, 1390270, 2303876, 2780540, 2879845, 4031783, 4985111, 5759690, 8063566, 9970222, 11519380, 16127132, 19940444, 20158915, 24925555, 34895777, 40317830, 49851110, 69791554, 80635660, 99702220, 139583108, 144568219, 174478885, 289136438, 348957770, 578272876, 697915540, 722841095, 1011977533, 1445682190, 2023955066, 2891364380, 4047910132, 5059887665, 10119775330, 20239550660]

約数ペア:

[(1, 20239550660), (2, 10119775330), (4, 5059887665), (5, 4047910132), (7, 2891364380), (10, 2023955066), (14, 1445682190), (20, 1011977533), (28, 722841095), (29, 697915540), (35, 578272876), (58, 348957770), (70, 289136438), (116, 174478885), (140, 144568219), (145, 139583108), (203, 99702220), (251, 80635660), (290, 69791554), (406, 49851110), (502, 40317830), (580, 34895777), (812, 24925555), (1004, 20158915), (1015, 19940444), (1255, 16127132), (1757, 11519380), (2030, 9970222), (2510, 8063566), (3514, 5759690), (4060, 4985111), (5020, 4031783), (7028, 2879845), (7279, 2780540), (8785, 2303876), (14558, 1390270), (17570, 1151938), (19861, 1019060), (29116, 695135), (35140, 575969), (36395, 556108), (39722, 509530), (50953, 397220), (72790, 278054), (79444, 254765), (99305, 203812), (101906, 198610), (139027, 145580)]