12840565210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1\times {\mathrm{2503}}^1$

素因数の和:2983

約数の個数: 64

約数和(自身を含む): 25474694400

約数和(自身を除く): 12634129190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 313, 626, 745, 1490, 1565, 1639, 2503, 3130, 3278, 3443, 5006, 6886, 8195, 12515, 16390, 17215, 25030, 27533, 34430, 46637, 55066, 93274, 137665, 233185, 275330, 372947, 466370, 513007, 745894, 783439, 1026014, 1566878, 1864735, 2565035, 3729470, 3917195, 4102417, 5130070, 7834390, 8204834, 8617829, 17235658, 20512085, 41024170, 43089145, 86178290, 116732411, 233464822, 583662055, 1167324110, 1284056521, 2568113042, 6420282605, 12840565210]

約数ペア:

[(1, 12840565210), (2, 6420282605), (5, 2568113042), (10, 1284056521), (11, 1167324110), (22, 583662055), (55, 233464822), (110, 116732411), (149, 86178290), (298, 43089145), (313, 41024170), (626, 20512085), (745, 17235658), (1490, 8617829), (1565, 8204834), (1639, 7834390), (2503, 5130070), (3130, 4102417), (3278, 3917195), (3443, 3729470), (5006, 2565035), (6886, 1864735), (8195, 1566878), (12515, 1026014), (16390, 783439), (17215, 745894), (25030, 513007), (27533, 466370), (34430, 372947), (46637, 275330), (55066, 233185), (93274, 137665)]