10807420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 24681888

約数和(自身を除く): 13874468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 211, 260, 394, 422, 788, 844, 985, 1055, 1970, 2110, 2561, 2743, 3940, 4220, 5122, 5486, 10244, 10972, 12805, 13715, 25610, 27430, 41567, 51220, 54860, 83134, 166268, 207835, 415670, 540371, 831340, 1080742, 2161484, 2701855, 5403710, 10807420]

約数ペア:

[(1, 10807420), (2, 5403710), (4, 2701855), (5, 2161484), (10, 1080742), (13, 831340), (20, 540371), (26, 415670), (52, 207835), (65, 166268), (130, 83134), (197, 54860), (211, 51220), (260, 41567), (394, 27430), (422, 25610), (788, 13715), (844, 12805), (985, 10972), (1055, 10244), (1970, 5486), (2110, 5122), (2561, 4220), (2743, 3940)]