20793720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10193}}^1$

素因数の和:10224

約数の個数: 64

約数和(自身を含む): 66057120

約数和(自身を除く): 45263400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10193, 20386, 30579, 40772, 50965, 61158, 81544, 101930, 122316, 152895, 173281, 203860, 244632, 305790, 346562, 407720, 519843, 611580, 693124, 866405, 1039686, 1223160, 1386248, 1732810, 2079372, 2599215, 3465620, 4158744, 5198430, 6931240, 10396860, 20793720]

約数ペア:

[(1, 20793720), (2, 10396860), (3, 6931240), (4, 5198430), (5, 4158744), (6, 3465620), (8, 2599215), (10, 2079372), (12, 1732810), (15, 1386248), (17, 1223160), (20, 1039686), (24, 866405), (30, 693124), (34, 611580), (40, 519843), (51, 407720), (60, 346562), (68, 305790), (85, 244632), (102, 203860), (120, 173281), (136, 152895), (170, 122316), (204, 101930), (255, 81544), (340, 61158), (408, 50965), (510, 40772), (680, 30579), (1020, 20386), (2040, 10193)]