2001231140

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{359}}^1\times {\mathrm{1669}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 4242067200

約数和(自身を除く): 2240836060

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 359, 668, 718, 835, 1436, 1669, 1670, 1795, 3338, 3340, 3590, 6676, 7180, 8345, 16690, 33380, 59953, 119906, 239812, 278723, 299765, 557446, 599171, 599530, 1114892, 1198342, 1199060, 1393615, 2396684, 2787230, 2995855, 5574460, 5991710, 11983420, 100061557, 200123114, 400246228, 500307785, 1000615570, 2001231140]

約数ペア:

[(1, 2001231140), (2, 1000615570), (4, 500307785), (5, 400246228), (10, 200123114), (20, 100061557), (167, 11983420), (334, 5991710), (359, 5574460), (668, 2995855), (718, 2787230), (835, 2396684), (1436, 1393615), (1669, 1199060), (1670, 1198342), (1795, 1114892), (3338, 599530), (3340, 599171), (3590, 557446), (6676, 299765), (7180, 278723), (8345, 239812), (16690, 119906), (33380, 59953)]