13881720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3989}}^1$

素因数の和:4032

約数の個数: 64

約数和(自身を含む): 43092000

約数和(自身を除く): 29210280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 3989, 7978, 11967, 15956, 19945, 23934, 31912, 39890, 47868, 59835, 79780, 95736, 115681, 119670, 159560, 231362, 239340, 347043, 462724, 478680, 578405, 694086, 925448, 1156810, 1388172, 1735215, 2313620, 2776344, 3470430, 4627240, 6940860, 13881720]

約数ペア:

[(1, 13881720), (2, 6940860), (3, 4627240), (4, 3470430), (5, 2776344), (6, 2313620), (8, 1735215), (10, 1388172), (12, 1156810), (15, 925448), (20, 694086), (24, 578405), (29, 478680), (30, 462724), (40, 347043), (58, 239340), (60, 231362), (87, 159560), (116, 119670), (120, 115681), (145, 95736), (174, 79780), (232, 59835), (290, 47868), (348, 39890), (435, 31912), (580, 23934), (696, 19945), (870, 15956), (1160, 11967), (1740, 7978), (3480, 3989)]