20144292870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3307}}^1\times {\mathrm{15619}}^1$

素因数の和:18949

約数の個数: 64

約数和(自身を含む): 52084327680

約数和(自身を除く): 31940034810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 3307, 6614, 9921, 15619, 16535, 19842, 31238, 33070, 42991, 46857, 49605, 78095, 85982, 93714, 99210, 128973, 156190, 203047, 214955, 234285, 257946, 406094, 429910, 468570, 609141, 644865, 1015235, 1218282, 1289730, 2030470, 3045705, 6091410, 51652033, 103304066, 154956099, 258260165, 309912198, 516520330, 671476429, 774780495, 1342952858, 1549560990, 2014429287, 3357382145, 4028858574, 6714764290, 10072146435, 20144292870]

約数ペア:

[(1, 20144292870), (2, 10072146435), (3, 6714764290), (5, 4028858574), (6, 3357382145), (10, 2014429287), (13, 1549560990), (15, 1342952858), (26, 774780495), (30, 671476429), (39, 516520330), (65, 309912198), (78, 258260165), (130, 154956099), (195, 103304066), (390, 51652033), (3307, 6091410), (6614, 3045705), (9921, 2030470), (15619, 1289730), (16535, 1218282), (19842, 1015235), (31238, 644865), (33070, 609141), (42991, 468570), (46857, 429910), (49605, 406094), (78095, 257946), (85982, 234285), (93714, 214955), (99210, 203047), (128973, 156190)]