2260140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 6397440

約数和(自身を除く): 4137300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 271, 278, 417, 542, 556, 695, 813, 834, 1084, 1355, 1390, 1626, 1668, 2085, 2710, 2780, 3252, 4065, 4170, 5420, 8130, 8340, 16260, 37669, 75338, 113007, 150676, 188345, 226014, 376690, 452028, 565035, 753380, 1130070, 2260140]

約数ペア:

[(1, 2260140), (2, 1130070), (3, 753380), (4, 565035), (5, 452028), (6, 376690), (10, 226014), (12, 188345), (15, 150676), (20, 113007), (30, 75338), (60, 37669), (139, 16260), (271, 8340), (278, 8130), (417, 5420), (542, 4170), (556, 4065), (695, 3252), (813, 2780), (834, 2710), (1084, 2085), (1355, 1668), (1390, 1626)]