40306980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5051}}^1$

素因数の和:5089

約数の個数: 96

約数和(自身を含む): 135797760

約数和(自身を除く): 95490780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 5051, 7980, 10102, 15153, 20204, 25255, 30306, 35357, 50510, 60612, 70714, 75765, 95969, 101020, 106071, 141428, 151530, 176785, 191938, 212142, 287907, 303060, 353570, 383876, 424284, 479845, 530355, 575814, 671783, 707140, 959690, 1060710, 1151628, 1343566, 1439535, 1919380, 2015349, 2121420, 2687132, 2879070, 3358915, 4030698, 5758140, 6717830, 8061396, 10076745, 13435660, 20153490, 40306980]

約数ペア:

[(1, 40306980), (2, 20153490), (3, 13435660), (4, 10076745), (5, 8061396), (6, 6717830), (7, 5758140), (10, 4030698), (12, 3358915), (14, 2879070), (15, 2687132), (19, 2121420), (20, 2015349), (21, 1919380), (28, 1439535), (30, 1343566), (35, 1151628), (38, 1060710), (42, 959690), (57, 707140), (60, 671783), (70, 575814), (76, 530355), (84, 479845), (95, 424284), (105, 383876), (114, 353570), (133, 303060), (140, 287907), (190, 212142), (210, 191938), (228, 176785), (266, 151530), (285, 141428), (380, 106071), (399, 101020), (420, 95969), (532, 75765), (570, 70714), (665, 60612), (798, 50510), (1140, 35357), (1330, 30306), (1596, 25255), (1995, 20204), (2660, 15153), (3990, 10102), (5051, 7980)]