15708340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 35707392

約数和(自身を除く): 19999052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 983, 1598, 1966, 3196, 3932, 3995, 4915, 7990, 9830, 15980, 16711, 19660, 33422, 46201, 66844, 83555, 92402, 167110, 184804, 231005, 334220, 462010, 785417, 924020, 1570834, 3141668, 3927085, 7854170, 15708340]

約数ペア:

[(1, 15708340), (2, 7854170), (4, 3927085), (5, 3141668), (10, 1570834), (17, 924020), (20, 785417), (34, 462010), (47, 334220), (68, 231005), (85, 184804), (94, 167110), (170, 92402), (188, 83555), (235, 66844), (340, 46201), (470, 33422), (799, 19660), (940, 16711), (983, 15980), (1598, 9830), (1966, 7990), (3196, 4915), (3932, 3995)]