19526580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1405

約数の個数: 72

約数和(自身を含む): 59990112

約数和(自身を除く): 40463532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1307, 1494, 1660, 2490, 2614, 2988, 3735, 3921, 4980, 5228, 6535, 7470, 7842, 11763, 13070, 14940, 15684, 19605, 23526, 26140, 39210, 47052, 58815, 78420, 108481, 117630, 216962, 235260, 325443, 433924, 542405, 650886, 976329, 1084810, 1301772, 1627215, 1952658, 2169620, 3254430, 3905316, 4881645, 6508860, 9763290, 19526580]

約数ペア:

[(1, 19526580), (2, 9763290), (3, 6508860), (4, 4881645), (5, 3905316), (6, 3254430), (9, 2169620), (10, 1952658), (12, 1627215), (15, 1301772), (18, 1084810), (20, 976329), (30, 650886), (36, 542405), (45, 433924), (60, 325443), (83, 235260), (90, 216962), (166, 117630), (180, 108481), (249, 78420), (332, 58815), (415, 47052), (498, 39210), (747, 26140), (830, 23526), (996, 19605), (1245, 15684), (1307, 14940), (1494, 13070), (1660, 11763), (2490, 7842), (2614, 7470), (2988, 6535), (3735, 5228), (3921, 4980)]