20188893320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1\times {\mathrm{30203}}^1$

素因数の和:31214

約数の個数: 64

約数和(自身を含む): 48147592320

約数和(自身を除く): 27958699000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 983, 1966, 3932, 4915, 7864, 9830, 16711, 19660, 30203, 33422, 39320, 60406, 66844, 83555, 120812, 133688, 151015, 167110, 241624, 302030, 334220, 513451, 604060, 668440, 1026902, 1208120, 2053804, 2567255, 4107608, 5134510, 10269020, 20538040, 29689549, 59379098, 118758196, 148447745, 237516392, 296895490, 504722333, 593790980, 1009444666, 1187581960, 2018889332, 2523611665, 4037778664, 5047223330, 10094446660, 20188893320]

約数ペア:

[(1, 20188893320), (2, 10094446660), (4, 5047223330), (5, 4037778664), (8, 2523611665), (10, 2018889332), (17, 1187581960), (20, 1009444666), (34, 593790980), (40, 504722333), (68, 296895490), (85, 237516392), (136, 148447745), (170, 118758196), (340, 59379098), (680, 29689549), (983, 20538040), (1966, 10269020), (3932, 5134510), (4915, 4107608), (7864, 2567255), (9830, 2053804), (16711, 1208120), (19660, 1026902), (30203, 668440), (33422, 604060), (39320, 513451), (60406, 334220), (66844, 302030), (83555, 241624), (120812, 167110), (133688, 151015)]