23489960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 33966040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 227, 260, 398, 454, 520, 796, 908, 995, 1135, 1592, 1816, 1990, 2270, 2587, 2951, 3980, 4540, 5174, 5902, 7960, 9080, 10348, 11804, 12935, 14755, 20696, 23608, 25870, 29510, 45173, 51740, 59020, 90346, 103480, 118040, 180692, 225865, 361384, 451730, 587249, 903460, 1174498, 1806920, 2348996, 2936245, 4697992, 5872490, 11744980, 23489960]

約数ペア:

[(1, 23489960), (2, 11744980), (4, 5872490), (5, 4697992), (8, 2936245), (10, 2348996), (13, 1806920), (20, 1174498), (26, 903460), (40, 587249), (52, 451730), (65, 361384), (104, 225865), (130, 180692), (199, 118040), (227, 103480), (260, 90346), (398, 59020), (454, 51740), (520, 45173), (796, 29510), (908, 25870), (995, 23608), (1135, 20696), (1592, 14755), (1816, 12935), (1990, 11804), (2270, 10348), (2587, 9080), (2951, 7960), (3980, 5902), (4540, 5174)]