772371940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{11923}}^1$

素因数の和:12052

約数の個数: 48

約数和(自身を含む): 1682714880

約数和(自身を除く): 910342940

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 790, 820, 1580, 3239, 6478, 11923, 12956, 16195, 23846, 32390, 47692, 59615, 64780, 119230, 238460, 488843, 941917, 977686, 1883834, 1955372, 2444215, 3767668, 4709585, 4888430, 9419170, 9776860, 18838340, 38618597, 77237194, 154474388, 193092985, 386185970, 772371940]

約数ペア:

[(1, 772371940), (2, 386185970), (4, 193092985), (5, 154474388), (10, 77237194), (20, 38618597), (41, 18838340), (79, 9776860), (82, 9419170), (158, 4888430), (164, 4709585), (205, 3767668), (316, 2444215), (395, 1955372), (410, 1883834), (790, 977686), (820, 941917), (1580, 488843), (3239, 238460), (6478, 119230), (11923, 64780), (12956, 59615), (16195, 47692), (23846, 32390)]