3942380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 9102240

約数和(自身を除く): 5159860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 257, 260, 295, 514, 590, 767, 1028, 1180, 1285, 1534, 2570, 3068, 3341, 3835, 5140, 6682, 7670, 13364, 15163, 15340, 16705, 30326, 33410, 60652, 66820, 75815, 151630, 197119, 303260, 394238, 788476, 985595, 1971190, 3942380]

約数ペア:

[(1, 3942380), (2, 1971190), (4, 985595), (5, 788476), (10, 394238), (13, 303260), (20, 197119), (26, 151630), (52, 75815), (59, 66820), (65, 60652), (118, 33410), (130, 30326), (236, 16705), (257, 15340), (260, 15163), (295, 13364), (514, 7670), (590, 6682), (767, 5140), (1028, 3835), (1180, 3341), (1285, 3068), (1534, 2570)]