19766640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82361}}^1$

素因数の和:82377

約数の個数: 40

約数和(自身を含む): 61277328

約数和(自身を除く): 41510688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82361, 164722, 247083, 329444, 411805, 494166, 658888, 823610, 988332, 1235415, 1317776, 1647220, 1976664, 2470830, 3294440, 3953328, 4941660, 6588880, 9883320, 19766640]

約数ペア:

[(1, 19766640), (2, 9883320), (3, 6588880), (4, 4941660), (5, 3953328), (6, 3294440), (8, 2470830), (10, 1976664), (12, 1647220), (15, 1317776), (16, 1235415), (20, 988332), (24, 823610), (30, 658888), (40, 494166), (48, 411805), (60, 329444), (80, 247083), (120, 164722), (240, 82361)]