19448271640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{3511}}^1$

素因数の和:3873

約数の個数: 128

約数和(自身を含む): 50896465920

約数和(自身を除く): 31448194280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 271, 280, 292, 365, 511, 542, 584, 730, 1022, 1084, 1355, 1460, 1897, 2044, 2168, 2555, 2710, 2920, 3511, 3794, 4088, 5110, 5420, 7022, 7588, 9485, 10220, 10840, 14044, 15176, 17555, 18970, 19783, 20440, 24577, 28088, 35110, 37940, 39566, 49154, 70220, 75880, 79132, 98308, 98915, 122885, 138481, 140440, 158264, 196616, 197830, 245770, 256303, 276962, 395660, 491540, 512606, 553924, 692405, 791320, 951481, 983080, 1025212, 1107848, 1281515, 1384810, 1794121, 1902962, 2050424, 2563030, 2769620, 3588242, 3805924, 4757405, 5126060, 5539240, 6660367, 7176484, 7611848, 8970605, 9514810, 10252120, 13320734, 14352968, 17941210, 19029620, 26641468, 33301835, 35882420, 38059240, 53282936, 66603670, 69458113, 71764840, 133207340, 138916226, 266414680, 277832452, 347290565, 486206791, 555664904, 694581130, 972413582, 1389162260, 1944827164, 2431033955, 2778324520, 3889654328, 4862067910, 9724135820, 19448271640]

約数ペア:

[(1, 19448271640), (2, 9724135820), (4, 4862067910), (5, 3889654328), (7, 2778324520), (8, 2431033955), (10, 1944827164), (14, 1389162260), (20, 972413582), (28, 694581130), (35, 555664904), (40, 486206791), (56, 347290565), (70, 277832452), (73, 266414680), (140, 138916226), (146, 133207340), (271, 71764840), (280, 69458113), (292, 66603670), (365, 53282936), (511, 38059240), (542, 35882420), (584, 33301835), (730, 26641468), (1022, 19029620), (1084, 17941210), (1355, 14352968), (1460, 13320734), (1897, 10252120), (2044, 9514810), (2168, 8970605), (2555, 7611848), (2710, 7176484), (2920, 6660367), (3511, 5539240), (3794, 5126060), (4088, 4757405), (5110, 3805924), (5420, 3588242), (7022, 2769620), (7588, 2563030), (9485, 2050424), (10220, 1902962), (10840, 1794121), (14044, 1384810), (15176, 1281515), (17555, 1107848), (18970, 1025212), (19783, 983080), (20440, 951481), (24577, 791320), (28088, 692405), (35110, 553924), (37940, 512606), (39566, 491540), (49154, 395660), (70220, 276962), (75880, 256303), (79132, 245770), (98308, 197830), (98915, 196616), (122885, 158264), (138481, 140440)]