174373420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39451}}^1$

素因数の和:39490

約数の個数: 48

約数和(自身を含む): 417559968

約数和(自身を除く): 243186548

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 39451, 78902, 157804, 197255, 394510, 512863, 670667, 789020, 1025726, 1341334, 2051452, 2564315, 2682668, 3353335, 5128630, 6706670, 8718671, 10257260, 13413340, 17437342, 34874684, 43593355, 87186710, 174373420]

約数ペア:

[(1, 174373420), (2, 87186710), (4, 43593355), (5, 34874684), (10, 17437342), (13, 13413340), (17, 10257260), (20, 8718671), (26, 6706670), (34, 5128630), (52, 3353335), (65, 2682668), (68, 2564315), (85, 2051452), (130, 1341334), (170, 1025726), (221, 789020), (260, 670667), (340, 512863), (442, 394510), (884, 197255), (1105, 157804), (2210, 78902), (4420, 39451)]