20120733190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{787}}^1$

素因数の和:1453

約数の個数: 64

約数和(自身を含む): 37516566528

約数和(自身を除く): 17395833338

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 410, 491, 635, 787, 982, 1270, 1574, 2455, 3935, 4910, 5207, 7870, 10414, 20131, 26035, 32267, 40262, 52070, 62357, 64534, 99949, 100655, 124714, 161335, 199898, 201310, 311785, 322670, 386417, 499745, 623570, 772834, 999490, 1932085, 2556637, 3864170, 4097909, 5113274, 8195818, 12783185, 15843097, 20489545, 25566370, 31686194, 40979090, 49074959, 79215485, 98149918, 158430970, 245374795, 490749590, 2012073319, 4024146638, 10060366595, 20120733190]

約数ペア:

[(1, 20120733190), (2, 10060366595), (5, 4024146638), (10, 2012073319), (41, 490749590), (82, 245374795), (127, 158430970), (205, 98149918), (254, 79215485), (410, 49074959), (491, 40979090), (635, 31686194), (787, 25566370), (982, 20489545), (1270, 15843097), (1574, 12783185), (2455, 8195818), (3935, 5113274), (4910, 4097909), (5207, 3864170), (7870, 2556637), (10414, 1932085), (20131, 999490), (26035, 772834), (32267, 623570), (40262, 499745), (52070, 386417), (62357, 322670), (64534, 311785), (99949, 201310), (100655, 199898), (124714, 161335)]