7440540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 20956320

約数和(自身を除く): 13515780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 461, 538, 807, 922, 1076, 1345, 1383, 1614, 1844, 2305, 2690, 2766, 3228, 4035, 4610, 5380, 5532, 6915, 8070, 9220, 13830, 16140, 27660, 124009, 248018, 372027, 496036, 620045, 744054, 1240090, 1488108, 1860135, 2480180, 3720270, 7440540]

約数ペア:

[(1, 7440540), (2, 3720270), (3, 2480180), (4, 1860135), (5, 1488108), (6, 1240090), (10, 744054), (12, 620045), (15, 496036), (20, 372027), (30, 248018), (60, 124009), (269, 27660), (461, 16140), (538, 13830), (807, 9220), (922, 8070), (1076, 6915), (1345, 5532), (1383, 5380), (1614, 4610), (1844, 4035), (2305, 3228), (2690, 2766)]