40242880

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1877}}^1$

素因数の和:1961

約数の個数: 56

約数和(自身を含む): 97310448

約数和(自身を除く): 57067568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 1877, 2144, 2680, 3754, 4288, 5360, 7508, 9385, 10720, 15016, 18770, 21440, 30032, 37540, 60064, 75080, 120128, 125759, 150160, 251518, 300320, 503036, 600640, 628795, 1006072, 1257590, 2012144, 2515180, 4024288, 5030360, 8048576, 10060720, 20121440, 40242880]

約数ペア:

[(1, 40242880), (2, 20121440), (4, 10060720), (5, 8048576), (8, 5030360), (10, 4024288), (16, 2515180), (20, 2012144), (32, 1257590), (40, 1006072), (64, 628795), (67, 600640), (80, 503036), (134, 300320), (160, 251518), (268, 150160), (320, 125759), (335, 120128), (536, 75080), (670, 60064), (1072, 37540), (1340, 30032), (1877, 21440), (2144, 18770), (2680, 15016), (3754, 10720), (4288, 9385), (5360, 7508)]