23911720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 66355200

約数和(自身を除く): 42443480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 70, 79, 92, 94, 115, 140, 158, 161, 184, 188, 230, 235, 280, 316, 322, 329, 376, 395, 460, 470, 553, 632, 644, 658, 790, 805, 920, 940, 1081, 1106, 1288, 1316, 1580, 1610, 1645, 1817, 1880, 2162, 2212, 2632, 2765, 3160, 3220, 3290, 3634, 3713, 4324, 4424, 5405, 5530, 6440, 6580, 7268, 7426, 7567, 8648, 9085, 10810, 11060, 12719, 13160, 14536, 14852, 15134, 18170, 18565, 21620, 22120, 25438, 25991, 29704, 30268, 36340, 37130, 37835, 43240, 50876, 51982, 60536, 63595, 72680, 74260, 75670, 85399, 101752, 103964, 127190, 129955, 148520, 151340, 170798, 207928, 254380, 259910, 302680, 341596, 426995, 508760, 519820, 597793, 683192, 853990, 1039640, 1195586, 1707980, 2391172, 2988965, 3415960, 4782344, 5977930, 11955860, 23911720]

約数ペア:

[(1, 23911720), (2, 11955860), (4, 5977930), (5, 4782344), (7, 3415960), (8, 2988965), (10, 2391172), (14, 1707980), (20, 1195586), (23, 1039640), (28, 853990), (35, 683192), (40, 597793), (46, 519820), (47, 508760), (56, 426995), (70, 341596), (79, 302680), (92, 259910), (94, 254380), (115, 207928), (140, 170798), (158, 151340), (161, 148520), (184, 129955), (188, 127190), (230, 103964), (235, 101752), (280, 85399), (316, 75670), (322, 74260), (329, 72680), (376, 63595), (395, 60536), (460, 51982), (470, 50876), (553, 43240), (632, 37835), (644, 37130), (658, 36340), (790, 30268), (805, 29704), (920, 25991), (940, 25438), (1081, 22120), (1106, 21620), (1288, 18565), (1316, 18170), (1580, 15134), (1610, 14852), (1645, 14536), (1817, 13160), (1880, 12719), (2162, 11060), (2212, 10810), (2632, 9085), (2765, 8648), (3160, 7567), (3220, 7426), (3290, 7268), (3634, 6580), (3713, 6440), (4324, 5530), (4424, 5405)]