10001780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 23224320

約数和(自身を除く): 13222540

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1279, 1564, 1955, 2558, 3910, 5116, 6395, 7820, 12790, 21743, 25580, 29417, 43486, 58834, 86972, 108715, 117668, 147085, 217430, 294170, 434860, 500089, 588340, 1000178, 2000356, 2500445, 5000890, 10001780]

約数ペア:

[(1, 10001780), (2, 5000890), (4, 2500445), (5, 2000356), (10, 1000178), (17, 588340), (20, 500089), (23, 434860), (34, 294170), (46, 217430), (68, 147085), (85, 117668), (92, 108715), (115, 86972), (170, 58834), (230, 43486), (340, 29417), (391, 25580), (460, 21743), (782, 12790), (1279, 7820), (1564, 6395), (1955, 5116), (2558, 3910)]