17740060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 42039648

約数和(自身を除く): 24299588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 71, 124, 130, 142, 155, 260, 284, 310, 355, 403, 620, 710, 806, 923, 961, 1420, 1612, 1846, 1922, 2015, 2201, 3692, 3844, 4030, 4402, 4615, 4805, 8060, 8804, 9230, 9610, 11005, 12493, 18460, 19220, 22010, 24986, 28613, 44020, 49972, 57226, 62465, 68231, 114452, 124930, 136462, 143065, 249860, 272924, 286130, 341155, 572260, 682310, 887003, 1364620, 1774006, 3548012, 4435015, 8870030, 17740060]

約数ペア:

[(1, 17740060), (2, 8870030), (4, 4435015), (5, 3548012), (10, 1774006), (13, 1364620), (20, 887003), (26, 682310), (31, 572260), (52, 341155), (62, 286130), (65, 272924), (71, 249860), (124, 143065), (130, 136462), (142, 124930), (155, 114452), (260, 68231), (284, 62465), (310, 57226), (355, 49972), (403, 44020), (620, 28613), (710, 24986), (806, 22010), (923, 19220), (961, 18460), (1420, 12493), (1612, 11005), (1846, 9610), (1922, 9230), (2015, 8804), (2201, 8060), (3692, 4805), (3844, 4615), (4030, 4402)]