About the Number

2013221800

2013221799 ← → 2013221801

2進数表記:1110111111111110101001110101000

漢数字表記:二十億千三百二十二万千八百

素因数分解:

2 3 × 5 2 × 37 1 × 197 1 × 1381 1

素因数の和:1631
約数の個数: 96
約数和(自身を含む): 4835148120
約数和(自身を除く): 2821926320

約数列:
[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 197, 200, 296, 370, 394, 740, 788, 925, 985, 1381, 1480, 1576, 1850, 1970, 2762, 3700, 3940, 4925, 5524, 6905, 7289, 7400, 7880, 9850, 11048, 13810, 14578, 19700, 27620, 29156, 34525, 36445, 39400, 51097, 55240, 58312, 69050, 72890, 102194, 138100, 145780, 182225, 204388, 255485, 272057, 276200, 291560, 364450, 408776, 510970, 544114, 728900, 1021940, 1088228, 1277425, 1360285, 1457800, 2043880, 2176456, 2554850, 2720570, 5109700, 5441140, 6801425, 10066109, 10219400, 10882280, 13602850, 20132218, 27205700, 40264436, 50330545, 54411400, 80528872, 100661090, 201322180, 251652725, 402644360, 503305450, 1006610900, 2013221800]

約数ペア:
[(1, 2013221800), (2, 1006610900), (4, 503305450), (5, 402644360), (8, 251652725), (10, 201322180), (20, 100661090), (25, 80528872), (37, 54411400), (40, 50330545), (50, 40264436), (74, 27205700), (100, 20132218), (148, 13602850), (185, 10882280), (197, 10219400), (200, 10066109), (296, 6801425), (370, 5441140), (394, 5109700), (740, 2720570), (788, 2554850), (925, 2176456), (985, 2043880), (1381, 1457800), (1480, 1360285), (1576, 1277425), (1850, 1088228), (1970, 1021940), (2762, 728900), (3700, 544114), (3940, 510970), (4925, 408776), (5524, 364450), (6905, 291560), (7289, 276200), (7400, 272057), (7880, 255485), (9850, 204388), (11048, 182225), (13810, 145780), (14578, 138100), (19700, 102194), (27620, 72890), (29156, 69050), (34525, 58312), (36445, 55240), (39400, 51097)]

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