40340040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1407

約数の個数: 128

約数和(自身を含む): 137289600

約数和(自身を除く): 96949560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1361, 1482, 1560, 1976, 2280, 2470, 2722, 2964, 3705, 4083, 4940, 5444, 5928, 6805, 7410, 8166, 9880, 10888, 13610, 14820, 16332, 17693, 20415, 25859, 27220, 29640, 32664, 35386, 40830, 51718, 53079, 54440, 70772, 77577, 81660, 88465, 103436, 106158, 129295, 141544, 155154, 163320, 176930, 206872, 212316, 258590, 265395, 310308, 336167, 353860, 387885, 424632, 517180, 530790, 620616, 672334, 707720, 775770, 1008501, 1034360, 1061580, 1344668, 1551540, 1680835, 2017002, 2123160, 2689336, 3103080, 3361670, 4034004, 5042505, 6723340, 8068008, 10085010, 13446680, 20170020, 40340040]

約数ペア:

[(1, 40340040), (2, 20170020), (3, 13446680), (4, 10085010), (5, 8068008), (6, 6723340), (8, 5042505), (10, 4034004), (12, 3361670), (13, 3103080), (15, 2689336), (19, 2123160), (20, 2017002), (24, 1680835), (26, 1551540), (30, 1344668), (38, 1061580), (39, 1034360), (40, 1008501), (52, 775770), (57, 707720), (60, 672334), (65, 620616), (76, 530790), (78, 517180), (95, 424632), (104, 387885), (114, 353860), (120, 336167), (130, 310308), (152, 265395), (156, 258590), (190, 212316), (195, 206872), (228, 176930), (247, 163320), (260, 155154), (285, 141544), (312, 129295), (380, 106158), (390, 103436), (456, 88465), (494, 81660), (520, 77577), (570, 70772), (741, 54440), (760, 53079), (780, 51718), (988, 40830), (1140, 35386), (1235, 32664), (1361, 29640), (1482, 27220), (1560, 25859), (1976, 20415), (2280, 17693), (2470, 16332), (2722, 14820), (2964, 13610), (3705, 10888), (4083, 9880), (4940, 8166), (5444, 7410), (5928, 6805)]