420865690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1567

約数の個数: 64

約数和(自身を含む): 902223360

約数和(自身を除く): 481357670

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 151, 203, 290, 302, 406, 755, 1015, 1057, 1373, 1510, 2030, 2114, 2746, 4379, 5285, 6865, 8758, 9611, 10570, 13730, 19222, 21895, 30653, 39817, 43790, 48055, 61306, 79634, 96110, 153265, 199085, 207323, 278719, 306530, 398170, 414646, 557438, 1036615, 1393595, 1451261, 2073230, 2787190, 2902522, 6012367, 7256305, 12024734, 14512610, 30061835, 42086569, 60123670, 84173138, 210432845, 420865690]

約数ペア:

[(1, 420865690), (2, 210432845), (5, 84173138), (7, 60123670), (10, 42086569), (14, 30061835), (29, 14512610), (35, 12024734), (58, 7256305), (70, 6012367), (145, 2902522), (151, 2787190), (203, 2073230), (290, 1451261), (302, 1393595), (406, 1036615), (755, 557438), (1015, 414646), (1057, 398170), (1373, 306530), (1510, 278719), (2030, 207323), (2114, 199085), (2746, 153265), (4379, 96110), (5285, 79634), (6865, 61306), (8758, 48055), (9611, 43790), (10570, 39817), (13730, 30653), (19222, 21895)]