29142260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 72049824

約数和(自身を除く): 42907564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 196, 227, 245, 262, 454, 490, 524, 655, 908, 917, 980, 1135, 1310, 1589, 1834, 2270, 2620, 3178, 3668, 4540, 4585, 6356, 6419, 7945, 9170, 11123, 12838, 15890, 18340, 22246, 25676, 29737, 31780, 32095, 44492, 55615, 59474, 64190, 111230, 118948, 128380, 148685, 208159, 222460, 297370, 416318, 594740, 832636, 1040795, 1457113, 2081590, 2914226, 4163180, 5828452, 7285565, 14571130, 29142260]

約数ペア:

[(1, 29142260), (2, 14571130), (4, 7285565), (5, 5828452), (7, 4163180), (10, 2914226), (14, 2081590), (20, 1457113), (28, 1040795), (35, 832636), (49, 594740), (70, 416318), (98, 297370), (131, 222460), (140, 208159), (196, 148685), (227, 128380), (245, 118948), (262, 111230), (454, 64190), (490, 59474), (524, 55615), (655, 44492), (908, 32095), (917, 31780), (980, 29737), (1135, 25676), (1310, 22246), (1589, 18340), (1834, 15890), (2270, 12838), (2620, 11123), (3178, 9170), (3668, 7945), (4540, 6419), (4585, 6356)]