29880460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 65116800

約数和(自身を除く): 35236340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 149, 185, 271, 298, 370, 542, 596, 740, 745, 1084, 1355, 1490, 2710, 2980, 5420, 5513, 10027, 11026, 20054, 22052, 27565, 40108, 40379, 50135, 55130, 80758, 100270, 110260, 161516, 200540, 201895, 403790, 807580, 1494023, 2988046, 5976092, 7470115, 14940230, 29880460]

約数ペア:

[(1, 29880460), (2, 14940230), (4, 7470115), (5, 5976092), (10, 2988046), (20, 1494023), (37, 807580), (74, 403790), (148, 201895), (149, 200540), (185, 161516), (271, 110260), (298, 100270), (370, 80758), (542, 55130), (596, 50135), (740, 40379), (745, 40108), (1084, 27565), (1355, 22052), (1490, 20054), (2710, 11026), (2980, 10027), (5420, 5513)]