42179621780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29703959}}^1$

素因数の和:29704039

約数の個数: 24

約数和(自身を含む): 89824775040

約数和(自身を除く): 47645153260

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 29703959, 59407918, 118815836, 148519795, 297039590, 594079180, 2108981089, 4217962178, 8435924356, 10544905445, 21089810890, 42179621780]

約数ペア:

[(1, 42179621780), (2, 21089810890), (4, 10544905445), (5, 8435924356), (10, 4217962178), (20, 2108981089), (71, 594079180), (142, 297039590), (284, 148519795), (355, 118815836), (710, 59407918), (1420, 29703959)]