19597600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 55683936

約数和(自身を除く): 36086336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 32, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 131, 136, 160, 170, 176, 187, 200, 220, 262, 272, 275, 340, 352, 374, 400, 425, 440, 524, 544, 550, 655, 680, 748, 800, 850, 880, 935, 1048, 1100, 1310, 1360, 1441, 1496, 1700, 1760, 1870, 2096, 2200, 2227, 2620, 2720, 2882, 2992, 3275, 3400, 3740, 4192, 4400, 4454, 4675, 5240, 5764, 5984, 6550, 6800, 7205, 7480, 8800, 8908, 9350, 10480, 11135, 11528, 13100, 13600, 14410, 14960, 17816, 18700, 20960, 22270, 23056, 24497, 26200, 28820, 29920, 35632, 36025, 37400, 44540, 46112, 48994, 52400, 55675, 57640, 71264, 72050, 74800, 89080, 97988, 104800, 111350, 115280, 122485, 144100, 149600, 178160, 195976, 222700, 230560, 244970, 288200, 356320, 391952, 445400, 489940, 576400, 612425, 783904, 890800, 979880, 1152800, 1224850, 1781600, 1959760, 2449700, 3919520, 4899400, 9798800, 19597600]

約数ペア:

[(1, 19597600), (2, 9798800), (4, 4899400), (5, 3919520), (8, 2449700), (10, 1959760), (11, 1781600), (16, 1224850), (17, 1152800), (20, 979880), (22, 890800), (25, 783904), (32, 612425), (34, 576400), (40, 489940), (44, 445400), (50, 391952), (55, 356320), (68, 288200), (80, 244970), (85, 230560), (88, 222700), (100, 195976), (110, 178160), (131, 149600), (136, 144100), (160, 122485), (170, 115280), (176, 111350), (187, 104800), (200, 97988), (220, 89080), (262, 74800), (272, 72050), (275, 71264), (340, 57640), (352, 55675), (374, 52400), (400, 48994), (425, 46112), (440, 44540), (524, 37400), (544, 36025), (550, 35632), (655, 29920), (680, 28820), (748, 26200), (800, 24497), (850, 23056), (880, 22270), (935, 20960), (1048, 18700), (1100, 17816), (1310, 14960), (1360, 14410), (1441, 13600), (1496, 13100), (1700, 11528), (1760, 11135), (1870, 10480), (2096, 9350), (2200, 8908), (2227, 8800), (2620, 7480), (2720, 7205), (2882, 6800), (2992, 6550), (3275, 5984), (3400, 5764), (3740, 5240), (4192, 4675), (4400, 4454)]