77539420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{14969}}^1$

素因数の和:15022

約数の個数: 48

約数和(自身を含む): 191136960

約数和(自身を除く): 113597540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 14969, 29938, 59876, 74845, 104783, 149690, 209566, 299380, 419132, 523915, 553853, 1047830, 1107706, 2095660, 2215412, 2769265, 3876971, 5538530, 7753942, 11077060, 15507884, 19384855, 38769710, 77539420]

約数ペア:

[(1, 77539420), (2, 38769710), (4, 19384855), (5, 15507884), (7, 11077060), (10, 7753942), (14, 5538530), (20, 3876971), (28, 2769265), (35, 2215412), (37, 2095660), (70, 1107706), (74, 1047830), (140, 553853), (148, 523915), (185, 419132), (259, 299380), (370, 209566), (518, 149690), (740, 104783), (1036, 74845), (1295, 59876), (2590, 29938), (5180, 14969)]