2011397950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73009}}^1$

素因数の和:73069

約数の個数: 48

約数和(自身を含む): 4073958000

約数和(自身を除く): 2062560050

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 190, 290, 475, 551, 725, 950, 1102, 1450, 2755, 5510, 13775, 27550, 73009, 146018, 365045, 730090, 1387171, 1825225, 2117261, 2774342, 3650450, 4234522, 6935855, 10586305, 13871710, 21172610, 34679275, 40227959, 52931525, 69358550, 80455918, 105863050, 201139795, 402279590, 1005698975, 2011397950]

約数ペア:

[(1, 2011397950), (2, 1005698975), (5, 402279590), (10, 201139795), (19, 105863050), (25, 80455918), (29, 69358550), (38, 52931525), (50, 40227959), (58, 34679275), (95, 21172610), (145, 13871710), (190, 10586305), (290, 6935855), (475, 4234522), (551, 3650450), (725, 2774342), (950, 2117261), (1102, 1825225), (1450, 1387171), (2755, 730090), (5510, 365045), (13775, 146018), (27550, 73009)]