1923888920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{17509}}^1$

素因数の和:17628

約数の個数: 64

約数和(自身を含む): 4500770400

約数和(自身を除く): 2576881480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 536, 670, 820, 1340, 1640, 2680, 2747, 5494, 10988, 13735, 17509, 21976, 27470, 35018, 54940, 70036, 87545, 109880, 140072, 175090, 350180, 700360, 717869, 1173103, 1435738, 2346206, 2871476, 3589345, 4692412, 5742952, 5865515, 7178690, 9384824, 11731030, 14357380, 23462060, 28714760, 46924120, 48097223, 96194446, 192388892, 240486115, 384777784, 480972230, 961944460, 1923888920]

約数ペア:

[(1, 1923888920), (2, 961944460), (4, 480972230), (5, 384777784), (8, 240486115), (10, 192388892), (20, 96194446), (40, 48097223), (41, 46924120), (67, 28714760), (82, 23462060), (134, 14357380), (164, 11731030), (205, 9384824), (268, 7178690), (328, 5865515), (335, 5742952), (410, 4692412), (536, 3589345), (670, 2871476), (820, 2346206), (1340, 1435738), (1640, 1173103), (2680, 717869), (2747, 700360), (5494, 350180), (10988, 175090), (13735, 140072), (17509, 109880), (21976, 87545), (27470, 70036), (35018, 54940)]