964408040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{1907}}^1$

素因数の和:2234

約数の個数: 64

約数和(自身を含む): 2225491200

約数和(自身を除く): 1261083160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 269, 376, 470, 538, 940, 1076, 1345, 1880, 1907, 2152, 2690, 3814, 5380, 7628, 9535, 10760, 12643, 15256, 19070, 25286, 38140, 50572, 63215, 76280, 89629, 101144, 126430, 179258, 252860, 358516, 448145, 505720, 512983, 717032, 896290, 1025966, 1792580, 2051932, 2564915, 3585160, 4103864, 5129830, 10259660, 20519320, 24110201, 48220402, 96440804, 120551005, 192881608, 241102010, 482204020, 964408040]

約数ペア:

[(1, 964408040), (2, 482204020), (4, 241102010), (5, 192881608), (8, 120551005), (10, 96440804), (20, 48220402), (40, 24110201), (47, 20519320), (94, 10259660), (188, 5129830), (235, 4103864), (269, 3585160), (376, 2564915), (470, 2051932), (538, 1792580), (940, 1025966), (1076, 896290), (1345, 717032), (1880, 512983), (1907, 505720), (2152, 448145), (2690, 358516), (3814, 252860), (5380, 179258), (7628, 126430), (9535, 101144), (10760, 89629), (12643, 76280), (15256, 63215), (19070, 50572), (25286, 38140)]