13173680020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1118309}}^1$

素因数の和:1118368

約数の個数: 48

約数和(自身を含む): 30060172800

約数和(自身を除く): 16886492780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 1118309, 2236618, 4473236, 5591545, 11183090, 21247871, 22366180, 34667579, 42495742, 69335158, 84991484, 106239355, 138670316, 173337895, 212478710, 346675790, 424957420, 658684001, 693351580, 1317368002, 2634736004, 3293420005, 6586840010, 13173680020]

約数ペア:

[(1, 13173680020), (2, 6586840010), (4, 3293420005), (5, 2634736004), (10, 1317368002), (19, 693351580), (20, 658684001), (31, 424957420), (38, 346675790), (62, 212478710), (76, 173337895), (95, 138670316), (124, 106239355), (155, 84991484), (190, 69335158), (310, 42495742), (380, 34667579), (589, 22366180), (620, 21247871), (1178, 11183090), (2356, 5591545), (2945, 4473236), (5890, 2236618), (11780, 1118309)]