193580020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7207}}^1$

素因数の和:7312

約数の個数: 48

約数和(自身を含む): 435939840

約数和(自身を除く): 242359820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 5372, 6715, 7207, 13430, 14414, 26860, 28828, 36035, 72070, 122519, 144140, 245038, 490076, 569353, 612595, 1138706, 1225190, 2277412, 2450380, 2846765, 5693530, 9679001, 11387060, 19358002, 38716004, 48395005, 96790010, 193580020]

約数ペア:

[(1, 193580020), (2, 96790010), (4, 48395005), (5, 38716004), (10, 19358002), (17, 11387060), (20, 9679001), (34, 5693530), (68, 2846765), (79, 2450380), (85, 2277412), (158, 1225190), (170, 1138706), (316, 612595), (340, 569353), (395, 490076), (790, 245038), (1343, 144140), (1580, 122519), (2686, 72070), (5372, 36035), (6715, 28828), (7207, 26860), (13430, 14414)]