38243240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1871}}^1$

素因数の和:1962

約数の個数: 64

約数和(自身を含む): 99740160

約数和(自身を除く): 61496920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 1871, 2044, 2555, 2920, 3742, 4088, 5110, 7484, 9355, 10220, 13097, 14968, 18710, 20440, 26194, 37420, 52388, 65485, 74840, 104776, 130970, 136583, 261940, 273166, 523880, 546332, 682915, 956081, 1092664, 1365830, 1912162, 2731660, 3824324, 4780405, 5463320, 7648648, 9560810, 19121620, 38243240]

約数ペア:

[(1, 38243240), (2, 19121620), (4, 9560810), (5, 7648648), (7, 5463320), (8, 4780405), (10, 3824324), (14, 2731660), (20, 1912162), (28, 1365830), (35, 1092664), (40, 956081), (56, 682915), (70, 546332), (73, 523880), (140, 273166), (146, 261940), (280, 136583), (292, 130970), (365, 104776), (511, 74840), (584, 65485), (730, 52388), (1022, 37420), (1460, 26194), (1871, 20440), (2044, 18710), (2555, 14968), (2920, 13097), (3742, 10220), (4088, 9355), (5110, 7484)]