20764331360

素因数分解:

$2^5\times 5^1\times {\mathrm{1907}}^1\times {\mathrm{68053}}^1$

素因数の和:69975

約数の個数: 48

約数和(自身を含む): 49082178096

約数和(自身を除く): 28317846736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1907, 3814, 7628, 9535, 15256, 19070, 30512, 38140, 61024, 68053, 76280, 136106, 152560, 272212, 305120, 340265, 544424, 680530, 1088848, 1361060, 2177696, 2722120, 5444240, 10888480, 129777071, 259554142, 519108284, 648885355, 1038216568, 1297770710, 2076433136, 2595541420, 4152866272, 5191082840, 10382165680, 20764331360]

約数ペア:

[(1, 20764331360), (2, 10382165680), (4, 5191082840), (5, 4152866272), (8, 2595541420), (10, 2076433136), (16, 1297770710), (20, 1038216568), (32, 648885355), (40, 519108284), (80, 259554142), (160, 129777071), (1907, 10888480), (3814, 5444240), (7628, 2722120), (9535, 2177696), (15256, 1361060), (19070, 1088848), (30512, 680530), (38140, 544424), (61024, 340265), (68053, 305120), (76280, 272212), (136106, 152560)]