2019927500

素因数分解:

$2^2\times 5^4\times {\mathrm{331}}^1\times {\mathrm{2441}}^1$

素因数の和:2796

約数の個数: 60

約数和(自身を含む): 4432337448

約数和(自身を除く): 2412409948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 331, 500, 625, 662, 1250, 1324, 1655, 2441, 2500, 3310, 4882, 6620, 8275, 9764, 12205, 16550, 24410, 33100, 41375, 48820, 61025, 82750, 122050, 165500, 206875, 244100, 305125, 413750, 610250, 807971, 827500, 1220500, 1525625, 1615942, 3051250, 3231884, 4039855, 6102500, 8079710, 16159420, 20199275, 40398550, 80797100, 100996375, 201992750, 403985500, 504981875, 1009963750, 2019927500]

約数ペア:

[(1, 2019927500), (2, 1009963750), (4, 504981875), (5, 403985500), (10, 201992750), (20, 100996375), (25, 80797100), (50, 40398550), (100, 20199275), (125, 16159420), (250, 8079710), (331, 6102500), (500, 4039855), (625, 3231884), (662, 3051250), (1250, 1615942), (1324, 1525625), (1655, 1220500), (2441, 827500), (2500, 807971), (3310, 610250), (4882, 413750), (6620, 305125), (8275, 244100), (9764, 206875), (12205, 165500), (16550, 122050), (24410, 82750), (33100, 61025), (41375, 48820)]