911552720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{23689}}^1$

素因数の和:23752

約数の個数: 80

約数和(自身を含む): 2344172880

約数和(自身を除く): 1432620160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 9620, 19240, 23689, 38480, 47378, 94756, 118445, 189512, 236890, 307957, 379024, 473780, 615914, 876493, 947560, 1231828, 1539785, 1752986, 1895120, 2463656, 3079570, 3505972, 4382465, 4927312, 6159140, 7011944, 8764930, 11394409, 12318280, 14023888, 17529860, 22788818, 24636560, 35059720, 45577636, 56972045, 70119440, 91155272, 113944090, 182310544, 227888180, 455776360, 911552720]

約数ペア:

[(1, 911552720), (2, 455776360), (4, 227888180), (5, 182310544), (8, 113944090), (10, 91155272), (13, 70119440), (16, 56972045), (20, 45577636), (26, 35059720), (37, 24636560), (40, 22788818), (52, 17529860), (65, 14023888), (74, 12318280), (80, 11394409), (104, 8764930), (130, 7011944), (148, 6159140), (185, 4927312), (208, 4382465), (260, 3505972), (296, 3079570), (370, 2463656), (481, 1895120), (520, 1752986), (592, 1539785), (740, 1231828), (962, 947560), (1040, 876493), (1480, 615914), (1924, 473780), (2405, 379024), (2960, 307957), (3848, 236890), (4810, 189512), (7696, 118445), (9620, 94756), (19240, 47378), (23689, 38480)]