20812478040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19270813}}^1$

素因数の和:19270833

約数の個数: 64

約数和(自身を含む): 69374930400

約数和(自身を除く): 48562452360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19270813, 38541626, 57812439, 77083252, 96354065, 115624878, 154166504, 173437317, 192708130, 231249756, 289062195, 346874634, 385416260, 462499512, 520311951, 578124390, 693749268, 770832520, 867186585, 1040623902, 1156248780, 1387498536, 1734373170, 2081247804, 2312497560, 2601559755, 3468746340, 4162495608, 5203119510, 6937492680, 10406239020, 20812478040]

約数ペア:

[(1, 20812478040), (2, 10406239020), (3, 6937492680), (4, 5203119510), (5, 4162495608), (6, 3468746340), (8, 2601559755), (9, 2312497560), (10, 2081247804), (12, 1734373170), (15, 1387498536), (18, 1156248780), (20, 1040623902), (24, 867186585), (27, 770832520), (30, 693749268), (36, 578124390), (40, 520311951), (45, 462499512), (54, 385416260), (60, 346874634), (72, 289062195), (90, 231249756), (108, 192708130), (120, 173437317), (135, 154166504), (180, 115624878), (216, 96354065), (270, 77083252), (360, 57812439), (540, 38541626), (1080, 19270813)]