2561910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6569}}^1$

素因数の和:6592

約数の個数: 32

約数和(自身を含む): 6622560

約数和(自身を除く): 4060650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 6569, 13138, 19707, 32845, 39414, 65690, 85397, 98535, 170794, 197070, 256191, 426985, 512382, 853970, 1280955, 2561910]

約数ペア:

[(1, 2561910), (2, 1280955), (3, 853970), (5, 512382), (6, 426985), (10, 256191), (13, 197070), (15, 170794), (26, 98535), (30, 85397), (39, 65690), (65, 39414), (78, 32845), (130, 19707), (195, 13138), (390, 6569)]