708291220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389171}}^1$

素因数の和:389200

約数の個数: 48

約数和(自身を含む): 1830665088

約数和(自身を除く): 1122373868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 389171, 778342, 1556684, 1945855, 2724197, 3891710, 5059223, 5448394, 7783420, 10118446, 10896788, 13620985, 20236892, 25296115, 27241970, 35414561, 50592230, 54483940, 70829122, 101184460, 141658244, 177072805, 354145610, 708291220]

約数ペア:

[(1, 708291220), (2, 354145610), (4, 177072805), (5, 141658244), (7, 101184460), (10, 70829122), (13, 54483940), (14, 50592230), (20, 35414561), (26, 27241970), (28, 25296115), (35, 20236892), (52, 13620985), (65, 10896788), (70, 10118446), (91, 7783420), (130, 5448394), (140, 5059223), (182, 3891710), (260, 2724197), (364, 1945855), (455, 1556684), (910, 778342), (1820, 389171)]