1902023690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{204299}}^1$

素因数の和:204339

約数の個数: 48

約数和(自身を含む): 4192236000

約数和(自身を除く): 2290212310

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 204299, 408598, 1021495, 1430093, 2042990, 2860186, 3881681, 7150465, 7763362, 10010651, 14300930, 19408405, 20021302, 27171767, 38816810, 50053255, 54343534, 100106510, 135858835, 190202369, 271717670, 380404738, 951011845, 1902023690]

約数ペア:

[(1, 1902023690), (2, 951011845), (5, 380404738), (7, 271717670), (10, 190202369), (14, 135858835), (19, 100106510), (35, 54343534), (38, 50053255), (49, 38816810), (70, 27171767), (95, 20021302), (98, 19408405), (133, 14300930), (190, 10010651), (245, 7763362), (266, 7150465), (490, 3881681), (665, 2860186), (931, 2042990), (1330, 1430093), (1862, 1021495), (4655, 408598), (9310, 204299)]