2889236020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{20879}}^1$

素因数の和:20953

約数の個数: 96

約数和(自身を含む): 7198087680

約数和(自身を除く): 4308851660

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 37, 44, 55, 68, 74, 85, 110, 148, 170, 185, 187, 220, 340, 370, 374, 407, 629, 740, 748, 814, 935, 1258, 1628, 1870, 2035, 2516, 3145, 3740, 4070, 6290, 6919, 8140, 12580, 13838, 20879, 27676, 34595, 41758, 69190, 83516, 104395, 138380, 208790, 229669, 354943, 417580, 459338, 709886, 772523, 918676, 1148345, 1419772, 1545046, 1774715, 2296690, 3090092, 3549430, 3862615, 3904373, 4593380, 7098860, 7725230, 7808746, 8497753, 13132891, 15450460, 15617492, 16995506, 19521865, 26265782, 33991012, 39043730, 42488765, 52531564, 65664455, 78087460, 84977530, 131328910, 144461801, 169955060, 262657820, 288923602, 577847204, 722309005, 1444618010, 2889236020]

約数ペア:

[(1, 2889236020), (2, 1444618010), (4, 722309005), (5, 577847204), (10, 288923602), (11, 262657820), (17, 169955060), (20, 144461801), (22, 131328910), (34, 84977530), (37, 78087460), (44, 65664455), (55, 52531564), (68, 42488765), (74, 39043730), (85, 33991012), (110, 26265782), (148, 19521865), (170, 16995506), (185, 15617492), (187, 15450460), (220, 13132891), (340, 8497753), (370, 7808746), (374, 7725230), (407, 7098860), (629, 4593380), (740, 3904373), (748, 3862615), (814, 3549430), (935, 3090092), (1258, 2296690), (1628, 1774715), (1870, 1545046), (2035, 1419772), (2516, 1148345), (3145, 918676), (3740, 772523), (4070, 709886), (6290, 459338), (6919, 417580), (8140, 354943), (12580, 229669), (13838, 208790), (20879, 138380), (27676, 104395), (34595, 83516), (41758, 69190)]