140273140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32321}}^1$

素因数の和:32368

約数の個数: 48

約数和(自身を含む): 347526144

約数和(自身を除く): 207253004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 32321, 64642, 129284, 161605, 226247, 323210, 452494, 646420, 904988, 1001951, 1131235, 2003902, 2262470, 4007804, 4524940, 5009755, 7013657, 10019510, 14027314, 20039020, 28054628, 35068285, 70136570, 140273140]

約数ペア:

[(1, 140273140), (2, 70136570), (4, 35068285), (5, 28054628), (7, 20039020), (10, 14027314), (14, 10019510), (20, 7013657), (28, 5009755), (31, 4524940), (35, 4007804), (62, 2262470), (70, 2003902), (124, 1131235), (140, 1001951), (155, 904988), (217, 646420), (310, 452494), (434, 323210), (620, 226247), (868, 161605), (1085, 129284), (2170, 64642), (4340, 32321)]