29106980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4243}}^1$

素因数の和:4273

約数の個数: 48

約数和(自身を含む): 71299200

約数和(自身を除く): 42192220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4243, 6860, 8486, 16972, 21215, 29701, 42430, 59402, 84860, 118804, 148505, 207907, 297010, 415814, 594020, 831628, 1039535, 1455349, 2079070, 2910698, 4158140, 5821396, 7276745, 14553490, 29106980]

約数ペア:

[(1, 29106980), (2, 14553490), (4, 7276745), (5, 5821396), (7, 4158140), (10, 2910698), (14, 2079070), (20, 1455349), (28, 1039535), (35, 831628), (49, 594020), (70, 415814), (98, 297010), (140, 207907), (196, 148505), (245, 118804), (343, 84860), (490, 59402), (686, 42430), (980, 29701), (1372, 21215), (1715, 16972), (3430, 8486), (4243, 6860)]