19542720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20357}}^1$

素因数の和:20377

約数の個数: 56

約数和(自身を含む): 62051184

約数和(自身を除く): 42508464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20357, 40714, 61071, 81428, 101785, 122142, 162856, 203570, 244284, 305355, 325712, 407140, 488568, 610710, 651424, 814280, 977136, 1221420, 1302848, 1628560, 1954272, 2442840, 3257120, 3908544, 4885680, 6514240, 9771360, 19542720]

約数ペア:

[(1, 19542720), (2, 9771360), (3, 6514240), (4, 4885680), (5, 3908544), (6, 3257120), (8, 2442840), (10, 1954272), (12, 1628560), (15, 1302848), (16, 1221420), (20, 977136), (24, 814280), (30, 651424), (32, 610710), (40, 488568), (48, 407140), (60, 325712), (64, 305355), (80, 244284), (96, 203570), (120, 162856), (160, 122142), (192, 101785), (240, 81428), (320, 61071), (480, 40714), (960, 20357)]