1948597640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 4882550400

約数和(自身を除く): 2933952760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 229, 233, 332, 415, 440, 458, 466, 664, 830, 913, 916, 932, 1145, 1165, 1660, 1826, 1832, 1864, 2290, 2330, 2519, 2563, 3320, 3652, 4565, 4580, 4660, 5038, 5126, 7304, 9130, 9160, 9320, 10076, 10252, 12595, 12815, 18260, 19007, 19339, 20152, 20504, 25190, 25630, 36520, 38014, 38678, 50380, 51260, 53357, 76028, 77356, 95035, 96695, 100760, 102520, 106714, 152056, 154712, 190070, 193390, 209077, 212729, 213428, 266785, 380140, 386780, 418154, 425458, 426856, 533570, 586927, 760280, 773560, 836308, 850916, 1045385, 1063645, 1067140, 1173854, 1672616, 1701832, 2090770, 2127290, 2134280, 2347708, 2934635, 4181540, 4254580, 4428631, 4695416, 5869270, 8363080, 8509160, 8857262, 11738540, 17714524, 22143155, 23477080, 35429048, 44286310, 48714941, 88572620, 97429882, 177145240, 194859764, 243574705, 389719528, 487149410, 974298820, 1948597640]

約数ペア:

[(1, 1948597640), (2, 974298820), (4, 487149410), (5, 389719528), (8, 243574705), (10, 194859764), (11, 177145240), (20, 97429882), (22, 88572620), (40, 48714941), (44, 44286310), (55, 35429048), (83, 23477080), (88, 22143155), (110, 17714524), (166, 11738540), (220, 8857262), (229, 8509160), (233, 8363080), (332, 5869270), (415, 4695416), (440, 4428631), (458, 4254580), (466, 4181540), (664, 2934635), (830, 2347708), (913, 2134280), (916, 2127290), (932, 2090770), (1145, 1701832), (1165, 1672616), (1660, 1173854), (1826, 1067140), (1832, 1063645), (1864, 1045385), (2290, 850916), (2330, 836308), (2519, 773560), (2563, 760280), (3320, 586927), (3652, 533570), (4565, 426856), (4580, 425458), (4660, 418154), (5038, 386780), (5126, 380140), (7304, 266785), (9130, 213428), (9160, 212729), (9320, 209077), (10076, 193390), (10252, 190070), (12595, 154712), (12815, 152056), (18260, 106714), (19007, 102520), (19339, 100760), (20152, 96695), (20504, 95035), (25190, 77356), (25630, 76028), (36520, 53357), (38014, 51260), (38678, 50380)]