269255260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 574771680

約数和(自身を除く): 305516420

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 331, 356, 445, 457, 662, 890, 914, 1324, 1655, 1780, 1828, 2285, 3310, 4570, 6620, 9140, 29459, 40673, 58918, 81346, 117836, 147295, 151267, 162692, 203365, 294590, 302534, 406730, 589180, 605068, 756335, 813460, 1512670, 3025340, 13462763, 26925526, 53851052, 67313815, 134627630, 269255260]

約数ペア:

[(1, 269255260), (2, 134627630), (4, 67313815), (5, 53851052), (10, 26925526), (20, 13462763), (89, 3025340), (178, 1512670), (331, 813460), (356, 756335), (445, 605068), (457, 589180), (662, 406730), (890, 302534), (914, 294590), (1324, 203365), (1655, 162692), (1780, 151267), (1828, 147295), (2285, 117836), (3310, 81346), (4570, 58918), (6620, 40673), (9140, 29459)]