20797029270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1\times {\mathrm{2731}}^1$

素因数の和:3378

約数の個数: 96

約数和(自身を含む): 54498023424

約数和(自身を除く): 33700994154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 443, 573, 886, 955, 1146, 1329, 1719, 1910, 2215, 2658, 2731, 2865, 3438, 3987, 4430, 5462, 5730, 6645, 7974, 8193, 8595, 13290, 13655, 16386, 17190, 19935, 24579, 27310, 39870, 40965, 49158, 81930, 84613, 122895, 169226, 245790, 253839, 423065, 507678, 521621, 761517, 846130, 1043242, 1209833, 1269195, 1523034, 1564863, 2419666, 2538390, 2608105, 3129726, 3629499, 3807585, 4694589, 5216210, 6049165, 7258998, 7615170, 7824315, 9389178, 10888497, 12098330, 15648630, 18147495, 21776994, 23472945, 36294990, 46945890, 54442485, 108884970, 231078103, 462156206, 693234309, 1155390515, 1386468618, 2079702927, 2310781030, 3466171545, 4159405854, 6932343090, 10398514635, 20797029270]

約数ペア:

[(1, 20797029270), (2, 10398514635), (3, 6932343090), (5, 4159405854), (6, 3466171545), (9, 2310781030), (10, 2079702927), (15, 1386468618), (18, 1155390515), (30, 693234309), (45, 462156206), (90, 231078103), (191, 108884970), (382, 54442485), (443, 46945890), (573, 36294990), (886, 23472945), (955, 21776994), (1146, 18147495), (1329, 15648630), (1719, 12098330), (1910, 10888497), (2215, 9389178), (2658, 7824315), (2731, 7615170), (2865, 7258998), (3438, 6049165), (3987, 5216210), (4430, 4694589), (5462, 3807585), (5730, 3629499), (6645, 3129726), (7974, 2608105), (8193, 2538390), (8595, 2419666), (13290, 1564863), (13655, 1523034), (16386, 1269195), (17190, 1209833), (19935, 1043242), (24579, 846130), (27310, 761517), (39870, 521621), (40965, 507678), (49158, 423065), (81930, 253839), (84613, 245790), (122895, 169226)]