1315553620

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1\times {\mathrm{683}}^1$

素因数の和:1384

約数の個数: 48

約数和(自身を含む): 2786616000

約数和(自身を除く): 1471062380

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 499, 683, 772, 965, 998, 1366, 1930, 1996, 2495, 2732, 3415, 3860, 4990, 6830, 9980, 13660, 96307, 131819, 192614, 263638, 340817, 385228, 481535, 527276, 659095, 681634, 963070, 1318190, 1363268, 1704085, 1926140, 2636380, 3408170, 6816340, 65777681, 131555362, 263110724, 328888405, 657776810, 1315553620]

約数ペア:

[(1, 1315553620), (2, 657776810), (4, 328888405), (5, 263110724), (10, 131555362), (20, 65777681), (193, 6816340), (386, 3408170), (499, 2636380), (683, 1926140), (772, 1704085), (965, 1363268), (998, 1318190), (1366, 963070), (1930, 681634), (1996, 659095), (2495, 527276), (2732, 481535), (3415, 385228), (3860, 340817), (4990, 263638), (6830, 192614), (9980, 131819), (13660, 96307)]