1982484540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{478861}}^1$

素因数の和:478899

約数の個数: 72

約数和(自身を含む): 6275007648

約数和(自身を除く): 4292523108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 478861, 957722, 1436583, 1915444, 2394305, 2873166, 4309749, 4788610, 5746332, 7182915, 8619498, 9577220, 11013803, 14365830, 17238996, 21548745, 22027606, 28731660, 33041409, 43097490, 44055212, 55069015, 66082818, 86194980, 99124227, 110138030, 132165636, 165207045, 198248454, 220276060, 330414090, 396496908, 495621135, 660828180, 991242270, 1982484540]

約数ペア:

[(1, 1982484540), (2, 991242270), (3, 660828180), (4, 495621135), (5, 396496908), (6, 330414090), (9, 220276060), (10, 198248454), (12, 165207045), (15, 132165636), (18, 110138030), (20, 99124227), (23, 86194980), (30, 66082818), (36, 55069015), (45, 44055212), (46, 43097490), (60, 33041409), (69, 28731660), (90, 22027606), (92, 21548745), (115, 17238996), (138, 14365830), (180, 11013803), (207, 9577220), (230, 8619498), (276, 7182915), (345, 5746332), (414, 4788610), (460, 4309749), (690, 2873166), (828, 2394305), (1035, 1915444), (1380, 1436583), (2070, 957722), (4140, 478861)]