4291420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 10916640

約数和(自身を除く): 6625220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 151, 196, 203, 245, 290, 302, 406, 490, 580, 604, 755, 812, 980, 1015, 1057, 1421, 1510, 2030, 2114, 2842, 3020, 4060, 4228, 4379, 5285, 5684, 7105, 7399, 8758, 10570, 14210, 14798, 17516, 21140, 21895, 28420, 29596, 30653, 36995, 43790, 61306, 73990, 87580, 122612, 147980, 153265, 214571, 306530, 429142, 613060, 858284, 1072855, 2145710, 4291420]

約数ペア:

[(1, 4291420), (2, 2145710), (4, 1072855), (5, 858284), (7, 613060), (10, 429142), (14, 306530), (20, 214571), (28, 153265), (29, 147980), (35, 122612), (49, 87580), (58, 73990), (70, 61306), (98, 43790), (116, 36995), (140, 30653), (145, 29596), (151, 28420), (196, 21895), (203, 21140), (245, 17516), (290, 14798), (302, 14210), (406, 10570), (490, 8758), (580, 7399), (604, 7105), (755, 5684), (812, 5285), (980, 4379), (1015, 4228), (1057, 4060), (1421, 3020), (1510, 2842), (2030, 2114)]