7540020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13963}}^1$

素因数の和:13981

約数の個数: 48

約数和(自身を含む): 23459520

約数和(自身を除く): 15919500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 13963, 27926, 41889, 55852, 69815, 83778, 125667, 139630, 167556, 209445, 251334, 279260, 377001, 418890, 502668, 628335, 754002, 837780, 1256670, 1508004, 1885005, 2513340, 3770010, 7540020]

約数ペア:

[(1, 7540020), (2, 3770010), (3, 2513340), (4, 1885005), (5, 1508004), (6, 1256670), (9, 837780), (10, 754002), (12, 628335), (15, 502668), (18, 418890), (20, 377001), (27, 279260), (30, 251334), (36, 209445), (45, 167556), (54, 139630), (60, 125667), (90, 83778), (108, 69815), (135, 55852), (180, 41889), (270, 27926), (540, 13963)]