744602020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{2039}}^1$

素因数の和:2129

約数の個数: 72

約数和(自身を含む): 1701604800

約数和(自身を除く): 957002780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 961, 1178, 1922, 2039, 2356, 2945, 3844, 4078, 4805, 5890, 8156, 9610, 10195, 11780, 18259, 19220, 20390, 36518, 38741, 40780, 63209, 73036, 77482, 91295, 126418, 154964, 182590, 193705, 252836, 316045, 365180, 387410, 632090, 774820, 1200971, 1264180, 1959479, 2401942, 3918958, 4803884, 6004855, 7837916, 9797395, 12009710, 19594790, 24019420, 37230101, 39189580, 74460202, 148920404, 186150505, 372301010, 744602020]

約数ペア:

[(1, 744602020), (2, 372301010), (4, 186150505), (5, 148920404), (10, 74460202), (19, 39189580), (20, 37230101), (31, 24019420), (38, 19594790), (62, 12009710), (76, 9797395), (95, 7837916), (124, 6004855), (155, 4803884), (190, 3918958), (310, 2401942), (380, 1959479), (589, 1264180), (620, 1200971), (961, 774820), (1178, 632090), (1922, 387410), (2039, 365180), (2356, 316045), (2945, 252836), (3844, 193705), (4078, 182590), (4805, 154964), (5890, 126418), (8156, 91295), (9610, 77482), (10195, 73036), (11780, 63209), (18259, 40780), (19220, 38741), (20390, 36518)]