485157020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{2153}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 1074759840

約数和(自身を除く): 589602820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 593, 1186, 2153, 2372, 2965, 4306, 5930, 8612, 10765, 11267, 11860, 21530, 22534, 40907, 43060, 45068, 56335, 81814, 112670, 163628, 204535, 225340, 409070, 818140, 1276729, 2553458, 5106916, 6383645, 12767290, 24257851, 25534580, 48515702, 97031404, 121289255, 242578510, 485157020]

約数ペア:

[(1, 485157020), (2, 242578510), (4, 121289255), (5, 97031404), (10, 48515702), (19, 25534580), (20, 24257851), (38, 12767290), (76, 6383645), (95, 5106916), (190, 2553458), (380, 1276729), (593, 818140), (1186, 409070), (2153, 225340), (2372, 204535), (2965, 163628), (4306, 112670), (5930, 81814), (8612, 56335), (10765, 45068), (11267, 43060), (11860, 40907), (21530, 22534)]