410128040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{209249}}^1$

素因数の和:209274

約数の個数: 48

約数和(自身を含む): 1073452500

約数和(自身を除く): 663324460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 209249, 418498, 836996, 1046245, 1464743, 1673992, 2092490, 2929486, 4184980, 5858972, 7323715, 8369960, 10253201, 11717944, 14647430, 20506402, 29294860, 41012804, 51266005, 58589720, 82025608, 102532010, 205064020, 410128040]

約数ペア:

[(1, 410128040), (2, 205064020), (4, 102532010), (5, 82025608), (7, 58589720), (8, 51266005), (10, 41012804), (14, 29294860), (20, 20506402), (28, 14647430), (35, 11717944), (40, 10253201), (49, 8369960), (56, 7323715), (70, 5858972), (98, 4184980), (140, 2929486), (196, 2092490), (245, 1673992), (280, 1464743), (392, 1046245), (490, 836996), (980, 418498), (1960, 209249)]