18802140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 42161700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 503, 534, 623, 890, 1006, 1068, 1246, 1335, 1509, 1780, 1869, 2012, 2492, 2515, 2670, 3018, 3115, 3521, 3738, 5030, 5340, 6036, 6230, 7042, 7476, 7545, 9345, 10060, 10563, 12460, 14084, 15090, 17605, 18690, 21126, 30180, 35210, 37380, 42252, 44767, 52815, 70420, 89534, 105630, 134301, 179068, 211260, 223835, 268602, 313369, 447670, 537204, 626738, 671505, 895340, 940107, 1253476, 1343010, 1566845, 1880214, 2686020, 3133690, 3760428, 4700535, 6267380, 9401070, 18802140]

約数ペア:

[(1, 18802140), (2, 9401070), (3, 6267380), (4, 4700535), (5, 3760428), (6, 3133690), (7, 2686020), (10, 1880214), (12, 1566845), (14, 1343010), (15, 1253476), (20, 940107), (21, 895340), (28, 671505), (30, 626738), (35, 537204), (42, 447670), (60, 313369), (70, 268602), (84, 223835), (89, 211260), (105, 179068), (140, 134301), (178, 105630), (210, 89534), (267, 70420), (356, 52815), (420, 44767), (445, 42252), (503, 37380), (534, 35210), (623, 30180), (890, 21126), (1006, 18690), (1068, 17605), (1246, 15090), (1335, 14084), (1509, 12460), (1780, 10563), (1869, 10060), (2012, 9345), (2492, 7545), (2515, 7476), (2670, 7042), (3018, 6230), (3115, 6036), (3521, 5340), (3738, 5030)]