20042340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17581}}^1$

素因数の和:17612

約数の個数: 48

約数和(自身を含む): 59075520

約数和(自身を除く): 39033180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17581, 35162, 52743, 70324, 87905, 105486, 175810, 210972, 263715, 334039, 351620, 527430, 668078, 1002117, 1054860, 1336156, 1670195, 2004234, 3340390, 4008468, 5010585, 6680780, 10021170, 20042340]

約数ペア:

[(1, 20042340), (2, 10021170), (3, 6680780), (4, 5010585), (5, 4008468), (6, 3340390), (10, 2004234), (12, 1670195), (15, 1336156), (19, 1054860), (20, 1002117), (30, 668078), (38, 527430), (57, 351620), (60, 334039), (76, 263715), (95, 210972), (114, 175810), (190, 105486), (228, 87905), (285, 70324), (380, 52743), (570, 35162), (1140, 17581)]