421170040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3833}}^1$

素因数の和:3952

約数の個数: 64

約数和(自身を含む): 985491360

約数和(自身を除く): 564321320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 536, 670, 820, 1340, 1640, 2680, 2747, 3833, 5494, 7666, 10988, 13735, 15332, 19165, 21976, 27470, 30664, 38330, 54940, 76660, 109880, 153320, 157153, 256811, 314306, 513622, 628612, 785765, 1027244, 1257224, 1284055, 1571530, 2054488, 2568110, 3143060, 5136220, 6286120, 10272440, 10529251, 21058502, 42117004, 52646255, 84234008, 105292510, 210585020, 421170040]

約数ペア:

[(1, 421170040), (2, 210585020), (4, 105292510), (5, 84234008), (8, 52646255), (10, 42117004), (20, 21058502), (40, 10529251), (41, 10272440), (67, 6286120), (82, 5136220), (134, 3143060), (164, 2568110), (205, 2054488), (268, 1571530), (328, 1284055), (335, 1257224), (410, 1027244), (536, 785765), (670, 628612), (820, 513622), (1340, 314306), (1640, 256811), (2680, 157153), (2747, 153320), (3833, 109880), (5494, 76660), (7666, 54940), (10988, 38330), (13735, 30664), (15332, 27470), (19165, 21976)]