6407980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 14587776

約数和(自身を除く): 8179796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 401, 470, 799, 802, 940, 1598, 1604, 2005, 3196, 3995, 4010, 6817, 7990, 8020, 13634, 15980, 18847, 27268, 34085, 37694, 68170, 75388, 94235, 136340, 188470, 320399, 376940, 640798, 1281596, 1601995, 3203990, 6407980]

約数ペア:

[(1, 6407980), (2, 3203990), (4, 1601995), (5, 1281596), (10, 640798), (17, 376940), (20, 320399), (34, 188470), (47, 136340), (68, 94235), (85, 75388), (94, 68170), (170, 37694), (188, 34085), (235, 27268), (340, 18847), (401, 15980), (470, 13634), (799, 8020), (802, 7990), (940, 6817), (1598, 4010), (1604, 3995), (2005, 3196)]