1540830020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{110533}}^1$

素因数の和:110600

約数の個数: 48

約数和(自身を含む): 3509675568

約数和(自身を除く): 1968845548

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 110533, 221066, 442132, 552665, 1105330, 1879061, 2210660, 3758122, 4531853, 7516244, 9063706, 9395305, 18127412, 18790610, 22659265, 37581220, 45318530, 77041501, 90637060, 154083002, 308166004, 385207505, 770415010, 1540830020]

約数ペア:

[(1, 1540830020), (2, 770415010), (4, 385207505), (5, 308166004), (10, 154083002), (17, 90637060), (20, 77041501), (34, 45318530), (41, 37581220), (68, 22659265), (82, 18790610), (85, 18127412), (164, 9395305), (170, 9063706), (205, 7516244), (340, 4531853), (410, 3758122), (697, 2210660), (820, 1879061), (1394, 1105330), (2788, 552665), (3485, 442132), (6970, 221066), (13940, 110533)]