202808580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260011}}^1$

素因数の和:260036

約数の個数: 48

約数和(自身を含む): 611548224

約数和(自身を除く): 408739644

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, 260011, 520022, 780033, 1040044, 1300055, 1560066, 2600110, 3120132, 3380143, 3900165, 5200220, 6760286, 7800330, 10140429, 13520572, 15600660, 16900715, 20280858, 33801430, 40561716, 50702145, 67602860, 101404290, 202808580]

約数ペア:

[(1, 202808580), (2, 101404290), (3, 67602860), (4, 50702145), (5, 40561716), (6, 33801430), (10, 20280858), (12, 16900715), (13, 15600660), (15, 13520572), (20, 10140429), (26, 7800330), (30, 6760286), (39, 5200220), (52, 3900165), (60, 3380143), (65, 3120132), (78, 2600110), (130, 1560066), (156, 1300055), (195, 1040044), (260, 780033), (390, 520022), (780, 260011)]