47338240

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1245

約数の個数: 72

約数和(自身を含む): 117145728

約数和(自身を除く): 69807488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1193, 1240, 1280, 1984, 2386, 2480, 3968, 4772, 4960, 5965, 7936, 9544, 9920, 11930, 19088, 19840, 23860, 36983, 38176, 39680, 47720, 73966, 76352, 95440, 147932, 152704, 184915, 190880, 295864, 305408, 369830, 381760, 591728, 739660, 763520, 1183456, 1479320, 1527040, 2366912, 2958640, 4733824, 5917280, 9467648, 11834560, 23669120, 47338240]

約数ペア:

[(1, 47338240), (2, 23669120), (4, 11834560), (5, 9467648), (8, 5917280), (10, 4733824), (16, 2958640), (20, 2366912), (31, 1527040), (32, 1479320), (40, 1183456), (62, 763520), (64, 739660), (80, 591728), (124, 381760), (128, 369830), (155, 305408), (160, 295864), (248, 190880), (256, 184915), (310, 152704), (320, 147932), (496, 95440), (620, 76352), (640, 73966), (992, 47720), (1193, 39680), (1240, 38176), (1280, 36983), (1984, 23860), (2386, 19840), (2480, 19088), (3968, 11930), (4772, 9920), (4960, 9544), (5965, 7936)]