15978951020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1259}}^1\times {\mathrm{8693}}^1$

素因数の和:10034

約数の個数: 48

約数和(自身を含む): 34046399520

約数和(自身を除く): 18067448500

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1259, 1460, 2518, 5036, 6295, 8693, 12590, 17386, 25180, 34772, 43465, 86930, 91907, 173860, 183814, 367628, 459535, 634589, 919070, 1269178, 1838140, 2538356, 3172945, 6345890, 10944487, 12691780, 21888974, 43777948, 54722435, 109444870, 218889740, 798947551, 1597895102, 3195790204, 3994737755, 7989475510, 15978951020]

約数ペア:

[(1, 15978951020), (2, 7989475510), (4, 3994737755), (5, 3195790204), (10, 1597895102), (20, 798947551), (73, 218889740), (146, 109444870), (292, 54722435), (365, 43777948), (730, 21888974), (1259, 12691780), (1460, 10944487), (2518, 6345890), (5036, 3172945), (6295, 2538356), (8693, 1838140), (12590, 1269178), (17386, 919070), (25180, 634589), (34772, 459535), (43465, 367628), (86930, 183814), (91907, 173860)]