34720240

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3313}}^1$

素因数の和:3457

約数の個数: 40

約数和(自身を含む): 81365328

約数和(自身を除く): 46645088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3313, 5240, 6626, 10480, 13252, 16565, 26504, 33130, 53008, 66260, 132520, 265040, 434003, 868006, 1736012, 2170015, 3472024, 4340030, 6944048, 8680060, 17360120, 34720240]

約数ペア:

[(1, 34720240), (2, 17360120), (4, 8680060), (5, 6944048), (8, 4340030), (10, 3472024), (16, 2170015), (20, 1736012), (40, 868006), (80, 434003), (131, 265040), (262, 132520), (524, 66260), (655, 53008), (1048, 33130), (1310, 26504), (2096, 16565), (2620, 13252), (3313, 10480), (5240, 6626)]