7138140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 20106240

約数和(自身を除く): 12968100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 439, 542, 813, 878, 1084, 1317, 1355, 1626, 1756, 2195, 2634, 2710, 3252, 4065, 4390, 5268, 5420, 6585, 8130, 8780, 13170, 16260, 26340, 118969, 237938, 356907, 475876, 594845, 713814, 1189690, 1427628, 1784535, 2379380, 3569070, 7138140]

約数ペア:

[(1, 7138140), (2, 3569070), (3, 2379380), (4, 1784535), (5, 1427628), (6, 1189690), (10, 713814), (12, 594845), (15, 475876), (20, 356907), (30, 237938), (60, 118969), (271, 26340), (439, 16260), (542, 13170), (813, 8780), (878, 8130), (1084, 6585), (1317, 5420), (1355, 5268), (1626, 4390), (1756, 4065), (2195, 3252), (2634, 2710)]