2280521.00000000

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:416

約数の個数: 72

約数和(自身を含む): 71309052

約数和(自身を除く): 39309602

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 175, 185, 245, 259, 350, 353, 370, 490, 518, 706, 925, 1225, 1295, 1765, 1813, 1850, 2450, 2471, 2590, 3530, 3626, 4942, 6475, 8825, 9065, 12355, 12950, 13061, 17297, 17650, 18130, 24710, 26122, 34594, 45325, 61775, 65305, 86485, 90650, 91427, 123550, 130610, 172970, 182854, 326525, 432425, 457135, 639989, 653050, 864850, 914270, 1279978, 2285675, 3199945, 4571350, 6399890, 15999725, 31999450]

約数ペア:

[(1, 31999450), (2, 15999725), (5, 6399890), (7, 4571350), (10, 3199945), (14, 2285675), (25, 1279978), (35, 914270), (37, 864850), (49, 653050), (50, 639989), (70, 457135), (74, 432425), (98, 326525), (175, 182854), (185, 172970), (245, 130610), (259, 123550), (350, 91427), (353, 90650), (370, 86485), (490, 65305), (518, 61775), (706, 45325), (925, 34594), (1225, 26122), (1295, 24710), (1765, 18130), (1813, 17650), (1850, 17297), (2450, 13061), (2471, 12950), (2590, 12355), (3530, 9065), (3626, 8825), (4942, 6475)]