1018222160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{35257}}^1$

素因数の和:35308

約数の個数: 60

約数和(自身を含む): 2498593428

約数和(自身を除く): 1480371268

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 35257, 70514, 141028, 176285, 282056, 352570, 564112, 669883, 705140, 1339766, 1410280, 2679532, 2820560, 3349415, 5359064, 6698830, 10718128, 12727777, 13397660, 25455554, 26795320, 50911108, 53590640, 63638885, 101822216, 127277770, 203644432, 254555540, 509111080, 1018222160]

約数ペア:

[(1, 1018222160), (2, 509111080), (4, 254555540), (5, 203644432), (8, 127277770), (10, 101822216), (16, 63638885), (19, 53590640), (20, 50911108), (38, 26795320), (40, 25455554), (76, 13397660), (80, 12727777), (95, 10718128), (152, 6698830), (190, 5359064), (304, 3349415), (361, 2820560), (380, 2679532), (722, 1410280), (760, 1339766), (1444, 705140), (1520, 669883), (1805, 564112), (2888, 352570), (3610, 282056), (5776, 176285), (7220, 141028), (14440, 70514), (28880, 35257)]