20105430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 50561280

約数和(自身を除く): 30455850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 59, 74, 111, 118, 177, 185, 222, 295, 307, 354, 370, 555, 590, 614, 885, 921, 1110, 1535, 1770, 1842, 2183, 3070, 4366, 4605, 6549, 9210, 10915, 11359, 13098, 18113, 21830, 22718, 32745, 34077, 36226, 54339, 56795, 65490, 68154, 90565, 108678, 113590, 170385, 181130, 271695, 340770, 543390, 670181, 1340362, 2010543, 3350905, 4021086, 6701810, 10052715, 20105430]

約数ペア:

[(1, 20105430), (2, 10052715), (3, 6701810), (5, 4021086), (6, 3350905), (10, 2010543), (15, 1340362), (30, 670181), (37, 543390), (59, 340770), (74, 271695), (111, 181130), (118, 170385), (177, 113590), (185, 108678), (222, 90565), (295, 68154), (307, 65490), (354, 56795), (370, 54339), (555, 36226), (590, 34077), (614, 32745), (885, 22718), (921, 21830), (1110, 18113), (1535, 13098), (1770, 11359), (1842, 10915), (2183, 9210), (3070, 6549), (4366, 4605)]