40996880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 100374528

約数和(自身を除く): 59377648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 271, 305, 310, 488, 496, 542, 610, 620, 976, 1084, 1220, 1240, 1355, 1891, 2168, 2440, 2480, 2710, 3782, 4336, 4880, 5420, 7564, 8401, 9455, 10840, 15128, 16531, 16802, 18910, 21680, 30256, 33062, 33604, 37820, 42005, 66124, 67208, 75640, 82655, 84010, 132248, 134416, 151280, 165310, 168020, 264496, 330620, 336040, 512461, 661240, 672080, 1024922, 1322480, 2049844, 2562305, 4099688, 5124610, 8199376, 10249220, 20498440, 40996880]

約数ペア:

[(1, 40996880), (2, 20498440), (4, 10249220), (5, 8199376), (8, 5124610), (10, 4099688), (16, 2562305), (20, 2049844), (31, 1322480), (40, 1024922), (61, 672080), (62, 661240), (80, 512461), (122, 336040), (124, 330620), (155, 264496), (244, 168020), (248, 165310), (271, 151280), (305, 134416), (310, 132248), (488, 84010), (496, 82655), (542, 75640), (610, 67208), (620, 66124), (976, 42005), (1084, 37820), (1220, 33604), (1240, 33062), (1355, 30256), (1891, 21680), (2168, 18910), (2440, 16802), (2480, 16531), (2710, 15128), (3782, 10840), (4336, 9455), (4880, 8401), (5420, 7564)]