20687130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4507}}^1$

素因数の和:4540

約数の個数: 64

約数和(自身を含む): 58423680

約数和(自身を除く): 37736550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4507, 4590, 9014, 13521, 22535, 27042, 40563, 45070, 67605, 76619, 81126, 121689, 135210, 153238, 202815, 229857, 243378, 383095, 405630, 459714, 608445, 689571, 766190, 1149285, 1216890, 1379142, 2068713, 2298570, 3447855, 4137426, 6895710, 10343565, 20687130]

約数ペア:

[(1, 20687130), (2, 10343565), (3, 6895710), (5, 4137426), (6, 3447855), (9, 2298570), (10, 2068713), (15, 1379142), (17, 1216890), (18, 1149285), (27, 766190), (30, 689571), (34, 608445), (45, 459714), (51, 405630), (54, 383095), (85, 243378), (90, 229857), (102, 202815), (135, 153238), (153, 135210), (170, 121689), (255, 81126), (270, 76619), (306, 67605), (459, 45070), (510, 40563), (765, 27042), (918, 22535), (1530, 13521), (2295, 9014), (4507, 4590)]