2018970320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1484537}}^1$

素因数の和:1484567

約数の個数: 40

約数和(自身を含む): 4970233224

約数和(自身を除く): 2951262904

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1484537, 2969074, 5938148, 7422685, 11876296, 14845370, 23752592, 25237129, 29690740, 50474258, 59381480, 100948516, 118762960, 126185645, 201897032, 252371290, 403794064, 504742580, 1009485160, 2018970320]

約数ペア:

[(1, 2018970320), (2, 1009485160), (4, 504742580), (5, 403794064), (8, 252371290), (10, 201897032), (16, 126185645), (17, 118762960), (20, 100948516), (34, 59381480), (40, 50474258), (68, 29690740), (80, 25237129), (85, 23752592), (136, 14845370), (170, 11876296), (272, 7422685), (340, 5938148), (680, 2969074), (1360, 1484537)]