138806240

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23447}}^1$

素因数の和:23499

約数の個数: 48

約数和(自身を含む): 336807072

約数和(自身を除く): 198000832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 23447, 46894, 93788, 117235, 187576, 234470, 375152, 468940, 750304, 867539, 937880, 1735078, 1875760, 3470156, 3751520, 4337695, 6940312, 8675390, 13880624, 17350780, 27761248, 34701560, 69403120, 138806240]

約数ペア:

[(1, 138806240), (2, 69403120), (4, 34701560), (5, 27761248), (8, 17350780), (10, 13880624), (16, 8675390), (20, 6940312), (32, 4337695), (37, 3751520), (40, 3470156), (74, 1875760), (80, 1735078), (148, 937880), (160, 867539), (185, 750304), (296, 468940), (370, 375152), (592, 234470), (740, 187576), (1184, 117235), (1480, 93788), (2960, 46894), (5920, 23447)]