19546920

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{2011}}^1$

素因数の和:2037

約数の個数: 96

約数和(自身を含む): 65913120

約数和(自身を除く): 46366200

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, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2011, 2430, 3240, 4022, 4860, 6033, 8044, 9720, 10055, 12066, 16088, 18099, 20110, 24132, 30165, 36198, 40220, 48264, 54297, 60330, 72396, 80440, 90495, 108594, 120660, 144792, 162891, 180990, 217188, 241320, 271485, 325782, 361980, 434376, 488673, 542970, 651564, 723960, 814455, 977346, 1085940, 1303128, 1628910, 1954692, 2171880, 2443365, 3257820, 3909384, 4886730, 6515640, 9773460, 19546920]

約数ペア:

[(1, 19546920), (2, 9773460), (3, 6515640), (4, 4886730), (5, 3909384), (6, 3257820), (8, 2443365), (9, 2171880), (10, 1954692), (12, 1628910), (15, 1303128), (18, 1085940), (20, 977346), (24, 814455), (27, 723960), (30, 651564), (36, 542970), (40, 488673), (45, 434376), (54, 361980), (60, 325782), (72, 271485), (81, 241320), (90, 217188), (108, 180990), (120, 162891), (135, 144792), (162, 120660), (180, 108594), (216, 90495), (243, 80440), (270, 72396), (324, 60330), (360, 54297), (405, 48264), (486, 40220), (540, 36198), (648, 30165), (810, 24132), (972, 20110), (1080, 18099), (1215, 16088), (1620, 12066), (1944, 10055), (2011, 9720), (2430, 8044), (3240, 6033), (4022, 4860)]