1640952010

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1\times {\mathrm{2153}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 2977689600

約数和(自身を除く): 1336737590

約数列:

[1, 2, 5, 10, 199, 383, 398, 766, 995, 1915, 1990, 2153, 3830, 4306, 10765, 21530, 76217, 152434, 381085, 428447, 762170, 824599, 856894, 1649198, 2142235, 4122995, 4284470, 8245990, 164095201, 328190402, 820476005, 1640952010]

約数ペア:

[(1, 1640952010), (2, 820476005), (5, 328190402), (10, 164095201), (199, 8245990), (383, 4284470), (398, 4122995), (766, 2142235), (995, 1649198), (1915, 856894), (1990, 824599), (2153, 762170), (3830, 428447), (4306, 381085), (10765, 152434), (21530, 76217)]