17697840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1993}}^1$

素因数の和:2046

約数の個数: 80

約数和(自身を含む): 56374368

約数和(自身を除く): 38676528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 1993, 2220, 2960, 3986, 4440, 5979, 7972, 8880, 9965, 11958, 15944, 19930, 23916, 29895, 31888, 39860, 47832, 59790, 73741, 79720, 95664, 119580, 147482, 159440, 221223, 239160, 294964, 368705, 442446, 478320, 589928, 737410, 884892, 1106115, 1179856, 1474820, 1769784, 2212230, 2949640, 3539568, 4424460, 5899280, 8848920, 17697840]

約数ペア:

[(1, 17697840), (2, 8848920), (3, 5899280), (4, 4424460), (5, 3539568), (6, 2949640), (8, 2212230), (10, 1769784), (12, 1474820), (15, 1179856), (16, 1106115), (20, 884892), (24, 737410), (30, 589928), (37, 478320), (40, 442446), (48, 368705), (60, 294964), (74, 239160), (80, 221223), (111, 159440), (120, 147482), (148, 119580), (185, 95664), (222, 79720), (240, 73741), (296, 59790), (370, 47832), (444, 39860), (555, 31888), (592, 29895), (740, 23916), (888, 19930), (1110, 15944), (1480, 11958), (1776, 9965), (1993, 8880), (2220, 7972), (2960, 5979), (3986, 4440)]