30043460

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 64774080

約数和(自身を除く): 34730620

約数列:

[1, 2, 4, 5, 10, 20, 101, 107, 139, 202, 214, 278, 404, 428, 505, 535, 556, 695, 1010, 1070, 1390, 2020, 2140, 2780, 10807, 14039, 14873, 21614, 28078, 29746, 43228, 54035, 56156, 59492, 70195, 74365, 108070, 140390, 148730, 216140, 280780, 297460, 1502173, 3004346, 6008692, 7510865, 15021730, 30043460]

約数ペア:

[(1, 30043460), (2, 15021730), (4, 7510865), (5, 6008692), (10, 3004346), (20, 1502173), (101, 297460), (107, 280780), (139, 216140), (202, 148730), (214, 140390), (278, 108070), (404, 74365), (428, 70195), (505, 59492), (535, 56156), (556, 54035), (695, 43228), (1010, 29746), (1070, 28078), (1390, 21614), (2020, 14873), (2140, 14039), (2780, 10807)]