2016089720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{11489}}^1$

素因数の和:11648

約数の個数: 64

約数和(自身を含む): 4690677600

約数和(自身を除く): 2674587880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 107, 164, 205, 214, 328, 410, 428, 535, 820, 856, 1070, 1640, 2140, 4280, 4387, 8774, 11489, 17548, 21935, 22978, 35096, 43870, 45956, 57445, 87740, 91912, 114890, 175480, 229780, 459560, 471049, 942098, 1229323, 1884196, 2355245, 2458646, 3768392, 4710490, 4917292, 6146615, 9420980, 9834584, 12293230, 18841960, 24586460, 49172920, 50402243, 100804486, 201608972, 252011215, 403217944, 504022430, 1008044860, 2016089720]

約数ペア:

[(1, 2016089720), (2, 1008044860), (4, 504022430), (5, 403217944), (8, 252011215), (10, 201608972), (20, 100804486), (40, 50402243), (41, 49172920), (82, 24586460), (107, 18841960), (164, 12293230), (205, 9834584), (214, 9420980), (328, 6146615), (410, 4917292), (428, 4710490), (535, 3768392), (820, 2458646), (856, 2355245), (1070, 1884196), (1640, 1229323), (2140, 942098), (4280, 471049), (4387, 459560), (8774, 229780), (11489, 175480), (17548, 114890), (21935, 91912), (22978, 87740), (35096, 57445), (43870, 45956)]