29904640

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 72995328

約数和(自身を除く): 43090688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 383, 488, 610, 640, 766, 976, 1220, 1280, 1532, 1915, 1952, 2440, 3064, 3830, 3904, 4880, 6128, 7660, 7808, 9760, 12256, 15320, 15616, 19520, 23363, 24512, 30640, 39040, 46726, 49024, 61280, 78080, 93452, 98048, 116815, 122560, 186904, 233630, 245120, 373808, 467260, 490240, 747616, 934520, 1495232, 1869040, 2990464, 3738080, 5980928, 7476160, 14952320, 29904640]

約数ペア:

[(1, 29904640), (2, 14952320), (4, 7476160), (5, 5980928), (8, 3738080), (10, 2990464), (16, 1869040), (20, 1495232), (32, 934520), (40, 747616), (61, 490240), (64, 467260), (80, 373808), (122, 245120), (128, 233630), (160, 186904), (244, 122560), (256, 116815), (305, 98048), (320, 93452), (383, 78080), (488, 61280), (610, 49024), (640, 46726), (766, 39040), (976, 30640), (1220, 24512), (1280, 23363), (1532, 19520), (1915, 15616), (1952, 15320), (2440, 12256), (3064, 9760), (3830, 7808), (3904, 7660), (4880, 6128)]