20130358520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{47743}}^1$

素因数の和:47964

約数の個数: 64

約数和(自身を含む): 46200913920

約数和(自身を除く): 26070555400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 127, 166, 254, 332, 415, 508, 635, 664, 830, 1016, 1270, 1660, 2540, 3320, 5080, 10541, 21082, 42164, 47743, 52705, 84328, 95486, 105410, 190972, 210820, 238715, 381944, 421640, 477430, 954860, 1909720, 3962669, 6063361, 7925338, 12126722, 15850676, 19813345, 24253444, 30316805, 31701352, 39626690, 48506888, 60633610, 79253380, 121267220, 158506760, 242534440, 503258963, 1006517926, 2013035852, 2516294815, 4026071704, 5032589630, 10065179260, 20130358520]

約数ペア:

[(1, 20130358520), (2, 10065179260), (4, 5032589630), (5, 4026071704), (8, 2516294815), (10, 2013035852), (20, 1006517926), (40, 503258963), (83, 242534440), (127, 158506760), (166, 121267220), (254, 79253380), (332, 60633610), (415, 48506888), (508, 39626690), (635, 31701352), (664, 30316805), (830, 24253444), (1016, 19813345), (1270, 15850676), (1660, 12126722), (2540, 7925338), (3320, 6063361), (5080, 3962669), (10541, 1909720), (21082, 954860), (42164, 477430), (47743, 421640), (52705, 381944), (84328, 238715), (95486, 210820), (105410, 190972)]