1256739280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{924073}}^1$

素因数の和:924103

約数の個数: 40

約数和(自身を含む): 3093799752

約数和(自身を除く): 1837060472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 924073, 1848146, 3696292, 4620365, 7392584, 9240730, 14785168, 15709241, 18481460, 31418482, 36962920, 62836964, 73925840, 78546205, 125673928, 157092410, 251347856, 314184820, 628369640, 1256739280]

約数ペア:

[(1, 1256739280), (2, 628369640), (4, 314184820), (5, 251347856), (8, 157092410), (10, 125673928), (16, 78546205), (17, 73925840), (20, 62836964), (34, 36962920), (40, 31418482), (68, 18481460), (80, 15709241), (85, 14785168), (136, 9240730), (170, 7392584), (272, 4620365), (340, 3696292), (680, 1848146), (1360, 924073)]