19529720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3671}}^1$

素因数の和:3708

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 33347080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 3671, 5320, 7342, 14684, 18355, 25697, 29368, 36710, 51394, 69749, 73420, 102788, 128485, 139498, 146840, 205576, 256970, 278996, 348745, 488243, 513940, 557992, 697490, 976486, 1027880, 1394980, 1952972, 2441215, 2789960, 3905944, 4882430, 9764860, 19529720]

約数ペア:

[(1, 19529720), (2, 9764860), (4, 4882430), (5, 3905944), (7, 2789960), (8, 2441215), (10, 1952972), (14, 1394980), (19, 1027880), (20, 976486), (28, 697490), (35, 557992), (38, 513940), (40, 488243), (56, 348745), (70, 278996), (76, 256970), (95, 205576), (133, 146840), (140, 139498), (152, 128485), (190, 102788), (266, 73420), (280, 69749), (380, 51394), (532, 36710), (665, 29368), (760, 25697), (1064, 18355), (1330, 14684), (2660, 7342), (3671, 5320)]