25383620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 57005760

約数和(自身を除く): 31622140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 997, 1273, 1340, 1994, 2546, 3988, 4985, 5092, 6365, 9970, 12730, 18943, 19940, 25460, 37886, 66799, 75772, 94715, 133598, 189430, 267196, 333995, 378860, 667990, 1269181, 1335980, 2538362, 5076724, 6345905, 12691810, 25383620]

約数ペア:

[(1, 25383620), (2, 12691810), (4, 6345905), (5, 5076724), (10, 2538362), (19, 1335980), (20, 1269181), (38, 667990), (67, 378860), (76, 333995), (95, 267196), (134, 189430), (190, 133598), (268, 94715), (335, 75772), (380, 66799), (670, 37886), (997, 25460), (1273, 19940), (1340, 18943), (1994, 12730), (2546, 9970), (3988, 6365), (4985, 5092)]