20551320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6343}}^1$

素因数の和:6366

約数の個数: 80

約数和(自身を含む): 69086160

約数和(自身を除く): 48534840

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6343, 12686, 19029, 25372, 31715, 38058, 50744, 57087, 63430, 76116, 95145, 114174, 126860, 152232, 171261, 190290, 228348, 253720, 285435, 342522, 380580, 456696, 513783, 570870, 685044, 761160, 856305, 1027566, 1141740, 1370088, 1712610, 2055132, 2283480, 2568915, 3425220, 4110264, 5137830, 6850440, 10275660, 20551320]

約数ペア:

[(1, 20551320), (2, 10275660), (3, 6850440), (4, 5137830), (5, 4110264), (6, 3425220), (8, 2568915), (9, 2283480), (10, 2055132), (12, 1712610), (15, 1370088), (18, 1141740), (20, 1027566), (24, 856305), (27, 761160), (30, 685044), (36, 570870), (40, 513783), (45, 456696), (54, 380580), (60, 342522), (72, 285435), (81, 253720), (90, 228348), (108, 190290), (120, 171261), (135, 152232), (162, 126860), (180, 114174), (216, 95145), (270, 76116), (324, 63430), (360, 57087), (405, 50744), (540, 38058), (648, 31715), (810, 25372), (1080, 19029), (1620, 12686), (3240, 6343)]