30985280

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2617}}^1$

素因数の和:2671

約数の個数: 56

約数和(自身を含む): 75806808

約数和(自身を除く): 44821528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2617, 2960, 5234, 5920, 10468, 11840, 13085, 20936, 26170, 41872, 52340, 83744, 96829, 104680, 167488, 193658, 209360, 387316, 418720, 484145, 774632, 837440, 968290, 1549264, 1936580, 3098528, 3873160, 6197056, 7746320, 15492640, 30985280]

約数ペア:

[(1, 30985280), (2, 15492640), (4, 7746320), (5, 6197056), (8, 3873160), (10, 3098528), (16, 1936580), (20, 1549264), (32, 968290), (37, 837440), (40, 774632), (64, 484145), (74, 418720), (80, 387316), (148, 209360), (160, 193658), (185, 167488), (296, 104680), (320, 96829), (370, 83744), (592, 52340), (740, 41872), (1184, 26170), (1480, 20936), (2368, 13085), (2617, 11840), (2960, 10468), (5234, 5920)]