225538360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{15619}}^1$

素因数の和:15668

約数の個数: 48

約数和(自身を含む): 535609800

約数和(自身を除く): 310071440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 15619, 31238, 62476, 78095, 124952, 156190, 296761, 312380, 593522, 624760, 1187044, 1483805, 2374088, 2967610, 5638459, 5935220, 11276918, 11870440, 22553836, 28192295, 45107672, 56384590, 112769180, 225538360]

約数ペア:

[(1, 225538360), (2, 112769180), (4, 56384590), (5, 45107672), (8, 28192295), (10, 22553836), (19, 11870440), (20, 11276918), (38, 5935220), (40, 5638459), (76, 2967610), (95, 2374088), (152, 1483805), (190, 1187044), (361, 624760), (380, 593522), (722, 312380), (760, 296761), (1444, 156190), (1805, 124952), (2888, 78095), (3610, 62476), (7220, 31238), (14440, 15619)]