8028020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 22692096

約数和(自身を除く): 14664076

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 401, 455, 572, 715, 770, 802, 910, 1001, 1430, 1540, 1604, 1820, 2002, 2005, 2807, 2860, 4004, 4010, 4411, 5005, 5213, 5614, 8020, 8822, 10010, 10426, 11228, 14035, 17644, 20020, 20852, 22055, 26065, 28070, 30877, 36491, 44110, 52130, 56140, 57343, 61754, 72982, 88220, 104260, 114686, 123508, 145964, 154385, 182455, 229372, 286715, 308770, 364910, 401401, 573430, 617540, 729820, 802802, 1146860, 1605604, 2007005, 4014010, 8028020]

約数ペア:

[(1, 8028020), (2, 4014010), (4, 2007005), (5, 1605604), (7, 1146860), (10, 802802), (11, 729820), (13, 617540), (14, 573430), (20, 401401), (22, 364910), (26, 308770), (28, 286715), (35, 229372), (44, 182455), (52, 154385), (55, 145964), (65, 123508), (70, 114686), (77, 104260), (91, 88220), (110, 72982), (130, 61754), (140, 57343), (143, 56140), (154, 52130), (182, 44110), (220, 36491), (260, 30877), (286, 28070), (308, 26065), (364, 22055), (385, 20852), (401, 20020), (455, 17644), (572, 14035), (715, 11228), (770, 10426), (802, 10010), (910, 8822), (1001, 8020), (1430, 5614), (1540, 5213), (1604, 5005), (1820, 4411), (2002, 4010), (2005, 4004), (2807, 2860)]