1970070340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{769}}^1$

素因数の和:1445

約数の個数: 96

約数和(自身を含む): 4905331200

約数和(自身を除く): 2935260860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 631, 769, 812, 1015, 1262, 1538, 2030, 2524, 3076, 3155, 3845, 4060, 4417, 5383, 6310, 7690, 8834, 10766, 12620, 15380, 17668, 18299, 21532, 22085, 22301, 26915, 36598, 44170, 44602, 53830, 73196, 88340, 89204, 91495, 107660, 111505, 128093, 156107, 182990, 223010, 256186, 312214, 365980, 446020, 485239, 512372, 624428, 640465, 780535, 970478, 1280930, 1561070, 1940956, 2426195, 2561860, 3122140, 3396673, 4852390, 6793346, 9704780, 13586692, 14071931, 16983365, 28143862, 33966730, 56287724, 67933460, 70359655, 98503517, 140719310, 197007034, 281438620, 394014068, 492517585, 985035170, 1970070340]

約数ペア:

[(1, 1970070340), (2, 985035170), (4, 492517585), (5, 394014068), (7, 281438620), (10, 197007034), (14, 140719310), (20, 98503517), (28, 70359655), (29, 67933460), (35, 56287724), (58, 33966730), (70, 28143862), (116, 16983365), (140, 14071931), (145, 13586692), (203, 9704780), (290, 6793346), (406, 4852390), (580, 3396673), (631, 3122140), (769, 2561860), (812, 2426195), (1015, 1940956), (1262, 1561070), (1538, 1280930), (2030, 970478), (2524, 780535), (3076, 640465), (3155, 624428), (3845, 512372), (4060, 485239), (4417, 446020), (5383, 365980), (6310, 312214), (7690, 256186), (8834, 223010), (10766, 182990), (12620, 156107), (15380, 128093), (17668, 111505), (18299, 107660), (21532, 91495), (22085, 89204), (22301, 88340), (26915, 73196), (36598, 53830), (44170, 44602)]