23688820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 55878984

約数和(自身を除く): 32190164

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 193, 323, 340, 361, 380, 386, 646, 722, 772, 965, 1292, 1444, 1615, 1805, 1930, 3230, 3281, 3610, 3667, 3860, 6137, 6460, 6562, 7220, 7334, 12274, 13124, 14668, 16405, 18335, 24548, 30685, 32810, 36670, 61370, 62339, 65620, 69673, 73340, 122740, 124678, 139346, 249356, 278692, 311695, 348365, 623390, 696730, 1184441, 1246780, 1393460, 2368882, 4737764, 5922205, 11844410, 23688820]

約数ペア:

[(1, 23688820), (2, 11844410), (4, 5922205), (5, 4737764), (10, 2368882), (17, 1393460), (19, 1246780), (20, 1184441), (34, 696730), (38, 623390), (68, 348365), (76, 311695), (85, 278692), (95, 249356), (170, 139346), (190, 124678), (193, 122740), (323, 73340), (340, 69673), (361, 65620), (380, 62339), (386, 61370), (646, 36670), (722, 32810), (772, 30685), (965, 24548), (1292, 18335), (1444, 16405), (1615, 14668), (1805, 13124), (1930, 12274), (3230, 7334), (3281, 7220), (3610, 6562), (3667, 6460), (3860, 6137)]