15888880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1706

約数の個数: 80

約数和(自身を含む): 44729280

約数和(自身を除く): 28840400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1669, 1904, 2380, 3338, 4760, 6676, 8345, 9520, 11683, 13352, 16690, 23366, 26704, 28373, 33380, 46732, 56746, 58415, 66760, 93464, 113492, 116830, 133520, 141865, 186928, 198611, 226984, 233660, 283730, 397222, 453968, 467320, 567460, 794444, 934640, 993055, 1134920, 1588888, 1986110, 2269840, 3177776, 3972220, 7944440, 15888880]

約数ペア:

[(1, 15888880), (2, 7944440), (4, 3972220), (5, 3177776), (7, 2269840), (8, 1986110), (10, 1588888), (14, 1134920), (16, 993055), (17, 934640), (20, 794444), (28, 567460), (34, 467320), (35, 453968), (40, 397222), (56, 283730), (68, 233660), (70, 226984), (80, 198611), (85, 186928), (112, 141865), (119, 133520), (136, 116830), (140, 113492), (170, 93464), (238, 66760), (272, 58415), (280, 56746), (340, 46732), (476, 33380), (560, 28373), (595, 26704), (680, 23366), (952, 16690), (1190, 13352), (1360, 11683), (1669, 9520), (1904, 8345), (2380, 6676), (3338, 4760)]