42640364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7523}}^1$

素因数の和:7649

約数の個数: 24

約数和(自身を含む): 81108720

約数和(自身を除く): 38468356

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 7523, 15046, 30092, 97799, 195598, 391196, 820007, 1640014, 3280028, 10660091, 21320182, 42640364]

約数ペア:

[(1, 42640364), (2, 21320182), (4, 10660091), (13, 3280028), (26, 1640014), (52, 820007), (109, 391196), (218, 195598), (436, 97799), (1417, 30092), (2834, 15046), (5668, 7523)]