2538560260

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1\times {\mathrm{1907}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 5394755520

約数和(自身を除く): 2856195260

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 659, 1010, 1318, 1907, 2020, 2636, 3295, 3814, 6590, 7628, 9535, 13180, 19070, 38140, 66559, 133118, 192607, 266236, 332795, 385214, 665590, 770428, 963035, 1256713, 1331180, 1926070, 2513426, 3852140, 5026852, 6283565, 12567130, 25134260, 126928013, 253856026, 507712052, 634640065, 1269280130, 2538560260]

約数ペア:

[(1, 2538560260), (2, 1269280130), (4, 634640065), (5, 507712052), (10, 253856026), (20, 126928013), (101, 25134260), (202, 12567130), (404, 6283565), (505, 5026852), (659, 3852140), (1010, 2513426), (1318, 1926070), (1907, 1331180), (2020, 1256713), (2636, 963035), (3295, 770428), (3814, 665590), (6590, 385214), (7628, 332795), (9535, 266236), (13180, 192607), (19070, 133118), (38140, 66559)]