4158140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{4243}}^1$

素因数の和:4266

約数の個数: 36

約数和(自身を含む): 10160136

約数和(自身を除く): 6001996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 4243, 8486, 16972, 21215, 29701, 42430, 59402, 84860, 118804, 148505, 207907, 297010, 415814, 594020, 831628, 1039535, 2079070, 4158140]

約数ペア:

[(1, 4158140), (2, 2079070), (4, 1039535), (5, 831628), (7, 594020), (10, 415814), (14, 297010), (20, 207907), (28, 148505), (35, 118804), (49, 84860), (70, 59402), (98, 42430), (140, 29701), (196, 21215), (245, 16972), (490, 8486), (980, 4243)]