40013240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 101224080

約数和(自身を除く): 61210840

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 163, 170, 190, 323, 326, 340, 361, 380, 646, 652, 680, 722, 760, 815, 1292, 1304, 1444, 1615, 1630, 1805, 2584, 2771, 2888, 3097, 3230, 3260, 3610, 5542, 6137, 6194, 6460, 6520, 7220, 11084, 12274, 12388, 12920, 13855, 14440, 15485, 22168, 24548, 24776, 27710, 30685, 30970, 49096, 52649, 55420, 58843, 61370, 61940, 105298, 110840, 117686, 122740, 123880, 210596, 235372, 245480, 263245, 294215, 421192, 470744, 526490, 588430, 1000331, 1052980, 1176860, 2000662, 2105960, 2353720, 4001324, 5001655, 8002648, 10003310, 20006620, 40013240]

約数ペア:

[(1, 40013240), (2, 20006620), (4, 10003310), (5, 8002648), (8, 5001655), (10, 4001324), (17, 2353720), (19, 2105960), (20, 2000662), (34, 1176860), (38, 1052980), (40, 1000331), (68, 588430), (76, 526490), (85, 470744), (95, 421192), (136, 294215), (152, 263245), (163, 245480), (170, 235372), (190, 210596), (323, 123880), (326, 122740), (340, 117686), (361, 110840), (380, 105298), (646, 61940), (652, 61370), (680, 58843), (722, 55420), (760, 52649), (815, 49096), (1292, 30970), (1304, 30685), (1444, 27710), (1615, 24776), (1630, 24548), (1805, 22168), (2584, 15485), (2771, 14440), (2888, 13855), (3097, 12920), (3230, 12388), (3260, 12274), (3610, 11084), (5542, 7220), (6137, 6520), (6194, 6460)]