3940100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 54

約数和(自身を含む): 9050202

約数和(自身を除く): 5110102

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 41, 50, 62, 82, 100, 124, 155, 164, 205, 310, 410, 620, 775, 820, 961, 1025, 1271, 1550, 1922, 2050, 2542, 3100, 3844, 4100, 4805, 5084, 6355, 9610, 12710, 19220, 24025, 25420, 31775, 39401, 48050, 63550, 78802, 96100, 127100, 157604, 197005, 394010, 788020, 985025, 1970050, 3940100]

約数ペア:

[(1, 3940100), (2, 1970050), (4, 985025), (5, 788020), (10, 394010), (20, 197005), (25, 157604), (31, 127100), (41, 96100), (50, 78802), (62, 63550), (82, 48050), (100, 39401), (124, 31775), (155, 25420), (164, 24025), (205, 19220), (310, 12710), (410, 9610), (620, 6355), (775, 5084), (820, 4805), (961, 4100), (1025, 3844), (1271, 3100), (1550, 2542), (1922, 2050)]