4050080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 10137960

約数和(自身を除く): 6087880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 1489, 2720, 2978, 5956, 7445, 11912, 14890, 23824, 25313, 29780, 47648, 50626, 59560, 101252, 119120, 126565, 202504, 238240, 253130, 405008, 506260, 810016, 1012520, 2025040, 4050080]

約数ペア:

[(1, 4050080), (2, 2025040), (4, 1012520), (5, 810016), (8, 506260), (10, 405008), (16, 253130), (17, 238240), (20, 202504), (32, 126565), (34, 119120), (40, 101252), (68, 59560), (80, 50626), (85, 47648), (136, 29780), (160, 25313), (170, 23824), (272, 14890), (340, 11912), (544, 7445), (680, 5956), (1360, 2978), (1489, 2720)]