2579460

素因数分解:

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

素因数の和:3332

約数の個数: 48

約数和(自身を含む): 7780416

約数和(自身を除く): 5200956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3307, 6614, 9921, 13228, 16535, 19842, 33070, 39684, 42991, 49605, 66140, 85982, 99210, 128973, 171964, 198420, 214955, 257946, 429910, 515892, 644865, 859820, 1289730, 2579460]

約数ペア:

[(1, 2579460), (2, 1289730), (3, 859820), (4, 644865), (5, 515892), (6, 429910), (10, 257946), (12, 214955), (13, 198420), (15, 171964), (20, 128973), (26, 99210), (30, 85982), (39, 66140), (52, 49605), (60, 42991), (65, 39684), (78, 33070), (130, 19842), (156, 16535), (195, 13228), (260, 9921), (390, 6614), (780, 3307)]