486963980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{2917}}^1$

素因数の和:3434

約数の個数: 48

約数和(自身を含む): 1085355936

約数和(自身を除く): 598391956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 491, 982, 1964, 2455, 2917, 4910, 5834, 8347, 9820, 11668, 14585, 16694, 29170, 33388, 41735, 49589, 58340, 83470, 99178, 166940, 198356, 247945, 495890, 991780, 1432247, 2864494, 5728988, 7161235, 14322470, 24348199, 28644940, 48696398, 97392796, 121740995, 243481990, 486963980]

約数ペア:

[(1, 486963980), (2, 243481990), (4, 121740995), (5, 97392796), (10, 48696398), (17, 28644940), (20, 24348199), (34, 14322470), (68, 7161235), (85, 5728988), (170, 2864494), (340, 1432247), (491, 991780), (982, 495890), (1964, 247945), (2455, 198356), (2917, 166940), (4910, 99178), (5834, 83470), (8347, 58340), (9820, 49589), (11668, 41735), (14585, 33388), (16694, 29170)]