20458316400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{396479}}^1$

素因数の和:396543

約数の個数: 120

約数和(自身を含む): 67059041280

約数和(自身を除く): 46600724880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 120, 129, 150, 172, 200, 215, 240, 258, 300, 344, 400, 430, 516, 600, 645, 688, 860, 1032, 1075, 1200, 1290, 1720, 2064, 2150, 2580, 3225, 3440, 4300, 5160, 6450, 8600, 10320, 12900, 17200, 25800, 51600, 396479, 792958, 1189437, 1585916, 1982395, 2378874, 3171832, 3964790, 4757748, 5947185, 6343664, 7929580, 9515496, 9911975, 11894370, 15859160, 17048597, 19030992, 19823950, 23788740, 29735925, 31718320, 34097194, 39647900, 47577480, 51145791, 59471850, 68194388, 79295800, 85242985, 95154960, 102291582, 118943700, 136388776, 158591600, 170485970, 204583164, 237887400, 255728955, 272777552, 340971940, 409166328, 426214925, 475774800, 511457910, 681943880, 818332656, 852429850, 1022915820, 1278644775, 1363887760, 1704859700, 2045831640, 2557289550, 3409719400, 4091663280, 5114579100, 6819438800, 10229158200, 20458316400]

約数ペア:

[(1, 20458316400), (2, 10229158200), (3, 6819438800), (4, 5114579100), (5, 4091663280), (6, 3409719400), (8, 2557289550), (10, 2045831640), (12, 1704859700), (15, 1363887760), (16, 1278644775), (20, 1022915820), (24, 852429850), (25, 818332656), (30, 681943880), (40, 511457910), (43, 475774800), (48, 426214925), (50, 409166328), (60, 340971940), (75, 272777552), (80, 255728955), (86, 237887400), (100, 204583164), (120, 170485970), (129, 158591600), (150, 136388776), (172, 118943700), (200, 102291582), (215, 95154960), (240, 85242985), (258, 79295800), (300, 68194388), (344, 59471850), (400, 51145791), (430, 47577480), (516, 39647900), (600, 34097194), (645, 31718320), (688, 29735925), (860, 23788740), (1032, 19823950), (1075, 19030992), (1200, 17048597), (1290, 15859160), (1720, 11894370), (2064, 9911975), (2150, 9515496), (2580, 7929580), (3225, 6343664), (3440, 5947185), (4300, 4757748), (5160, 3964790), (6450, 3171832), (8600, 2378874), (10320, 1982395), (12900, 1585916), (17200, 1189437), (25800, 792958), (51600, 396479)]