20130950380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{445967}}^1$

素因数の和:446074

約数の個数: 48

約数和(自身を含む): 44129425536

約数和(自身を除く): 23998475156

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 4514, 9028, 11285, 22570, 45140, 445967, 891934, 1783868, 2229835, 4459670, 8919340, 16500779, 27203987, 33001558, 54407974, 66003116, 82503895, 108815948, 136019935, 165007790, 272039870, 330015580, 544079740, 1006547519, 2013095038, 4026190076, 5032737595, 10065475190, 20130950380]

約数ペア:

[(1, 20130950380), (2, 10065475190), (4, 5032737595), (5, 4026190076), (10, 2013095038), (20, 1006547519), (37, 544079740), (61, 330015580), (74, 272039870), (122, 165007790), (148, 136019935), (185, 108815948), (244, 82503895), (305, 66003116), (370, 54407974), (610, 33001558), (740, 27203987), (1220, 16500779), (2257, 8919340), (4514, 4459670), (9028, 2229835), (11285, 1783868), (22570, 891934), (45140, 445967)]