886946780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1103

約数の個数: 72

約数和(自身を含む): 1992277728

約数和(自身を除く): 1105330948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 289, 340, 346, 578, 692, 865, 887, 1156, 1445, 1730, 1774, 2890, 2941, 3460, 3548, 4435, 5780, 5882, 8870, 11764, 14705, 15079, 17740, 29410, 30158, 49997, 58820, 60316, 75395, 99994, 150790, 153451, 199988, 249985, 256343, 301580, 306902, 499970, 512686, 613804, 767255, 999940, 1025372, 1281715, 1534510, 2563430, 2608667, 3069020, 5126860, 5217334, 10434668, 13043335, 26086670, 44347339, 52173340, 88694678, 177389356, 221736695, 443473390, 886946780]

約数ペア:

[(1, 886946780), (2, 443473390), (4, 221736695), (5, 177389356), (10, 88694678), (17, 52173340), (20, 44347339), (34, 26086670), (68, 13043335), (85, 10434668), (170, 5217334), (173, 5126860), (289, 3069020), (340, 2608667), (346, 2563430), (578, 1534510), (692, 1281715), (865, 1025372), (887, 999940), (1156, 767255), (1445, 613804), (1730, 512686), (1774, 499970), (2890, 306902), (2941, 301580), (3460, 256343), (3548, 249985), (4435, 199988), (5780, 153451), (5882, 150790), (8870, 99994), (11764, 75395), (14705, 60316), (15079, 58820), (17740, 49997), (29410, 30158)]