17845240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 51010560

約数和(自身を除く): 33165320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 85, 92, 115, 119, 136, 140, 161, 163, 170, 184, 230, 238, 280, 322, 326, 340, 391, 460, 476, 595, 644, 652, 680, 782, 805, 815, 920, 952, 1141, 1190, 1288, 1304, 1564, 1610, 1630, 1955, 2282, 2380, 2737, 2771, 3128, 3220, 3260, 3749, 3910, 4564, 4760, 5474, 5542, 5705, 6440, 6520, 7498, 7820, 9128, 10948, 11084, 11410, 13685, 13855, 14996, 15640, 18745, 19397, 21896, 22168, 22820, 26243, 27370, 27710, 29992, 37490, 38794, 45640, 52486, 54740, 55420, 63733, 74980, 77588, 96985, 104972, 109480, 110840, 127466, 131215, 149960, 155176, 193970, 209944, 254932, 262430, 318665, 387940, 446131, 509864, 524860, 637330, 775880, 892262, 1049720, 1274660, 1784524, 2230655, 2549320, 3569048, 4461310, 8922620, 17845240]

約数ペア:

[(1, 17845240), (2, 8922620), (4, 4461310), (5, 3569048), (7, 2549320), (8, 2230655), (10, 1784524), (14, 1274660), (17, 1049720), (20, 892262), (23, 775880), (28, 637330), (34, 524860), (35, 509864), (40, 446131), (46, 387940), (56, 318665), (68, 262430), (70, 254932), (85, 209944), (92, 193970), (115, 155176), (119, 149960), (136, 131215), (140, 127466), (161, 110840), (163, 109480), (170, 104972), (184, 96985), (230, 77588), (238, 74980), (280, 63733), (322, 55420), (326, 54740), (340, 52486), (391, 45640), (460, 38794), (476, 37490), (595, 29992), (644, 27710), (652, 27370), (680, 26243), (782, 22820), (805, 22168), (815, 21896), (920, 19397), (952, 18745), (1141, 15640), (1190, 14996), (1288, 13855), (1304, 13685), (1564, 11410), (1610, 11084), (1630, 10948), (1955, 9128), (2282, 7820), (2380, 7498), (2737, 6520), (2771, 6440), (3128, 5705), (3220, 5542), (3260, 5474), (3749, 4760), (3910, 4564)]