30456520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44789}}^1$

素因数の和:44817

約数の個数: 32

約数和(自身を含む): 72559800

約数和(自身を除く): 42103280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 44789, 89578, 179156, 223945, 358312, 447890, 761413, 895780, 1522826, 1791560, 3045652, 3807065, 6091304, 7614130, 15228260, 30456520]

約数ペア:

[(1, 30456520), (2, 15228260), (4, 7614130), (5, 6091304), (8, 3807065), (10, 3045652), (17, 1791560), (20, 1522826), (34, 895780), (40, 761413), (68, 447890), (85, 358312), (136, 223945), (170, 179156), (340, 89578), (680, 44789)]