30380360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 74131200

約数和(自身を除く): 43750840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1039, 1462, 1720, 2078, 2924, 3655, 4156, 5195, 5848, 7310, 8312, 10390, 14620, 17663, 20780, 29240, 35326, 41560, 44677, 70652, 88315, 89354, 141304, 176630, 178708, 223385, 353260, 357416, 446770, 706520, 759509, 893540, 1519018, 1787080, 3038036, 3797545, 6076072, 7595090, 15190180, 30380360]

約数ペア:

[(1, 30380360), (2, 15190180), (4, 7595090), (5, 6076072), (8, 3797545), (10, 3038036), (17, 1787080), (20, 1519018), (34, 893540), (40, 759509), (43, 706520), (68, 446770), (85, 357416), (86, 353260), (136, 223385), (170, 178708), (172, 176630), (215, 141304), (340, 89354), (344, 88315), (430, 70652), (680, 44677), (731, 41560), (860, 35326), (1039, 29240), (1462, 20780), (1720, 17663), (2078, 14620), (2924, 10390), (3655, 8312), (4156, 7310), (5195, 5848)]