2040371715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 3533967360

約数和(自身を除く): 1493595645

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 331, 503, 645, 817, 993, 1509, 1655, 2451, 2515, 4085, 4965, 6289, 7545, 9557, 12255, 14233, 18867, 21629, 28671, 31445, 42699, 47785, 64887, 71165, 94335, 108145, 143355, 166493, 213495, 270427, 324435, 410951, 499479, 811281, 832465, 1232853, 1352135, 2054755, 2497395, 3163367, 4056405, 6164265, 7159199, 9490101, 15816835, 21477597, 35795995, 47450505, 107387985, 136024781, 408074343, 680123905, 2040371715]

約数ペア:

[(1, 2040371715), (3, 680123905), (5, 408074343), (15, 136024781), (19, 107387985), (43, 47450505), (57, 35795995), (95, 21477597), (129, 15816835), (215, 9490101), (285, 7159199), (331, 6164265), (503, 4056405), (645, 3163367), (817, 2497395), (993, 2054755), (1509, 1352135), (1655, 1232853), (2451, 832465), (2515, 811281), (4085, 499479), (4965, 410951), (6289, 324435), (7545, 270427), (9557, 213495), (12255, 166493), (14233, 143355), (18867, 108145), (21629, 94335), (28671, 71165), (31445, 64887), (42699, 47785)]