40541640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 130671360

約数和(自身を除く): 90129720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 397, 444, 460, 552, 555, 690, 740, 794, 851, 888, 920, 1110, 1191, 1380, 1480, 1588, 1702, 1985, 2220, 2382, 2553, 2760, 3176, 3404, 3970, 4255, 4440, 4764, 5106, 5955, 6808, 7940, 8510, 9131, 9528, 10212, 11910, 12765, 14689, 15880, 17020, 18262, 20424, 23820, 25530, 27393, 29378, 34040, 36524, 44067, 45655, 47640, 51060, 54786, 58756, 73048, 73445, 88134, 91310, 102120, 109572, 117512, 136965, 146890, 176268, 182620, 219144, 220335, 273930, 293780, 337847, 352536, 365240, 440670, 547860, 587560, 675694, 881340, 1013541, 1095720, 1351388, 1689235, 1762680, 2027082, 2702776, 3378470, 4054164, 5067705, 6756940, 8108328, 10135410, 13513880, 20270820, 40541640]

約数ペア:

[(1, 40541640), (2, 20270820), (3, 13513880), (4, 10135410), (5, 8108328), (6, 6756940), (8, 5067705), (10, 4054164), (12, 3378470), (15, 2702776), (20, 2027082), (23, 1762680), (24, 1689235), (30, 1351388), (37, 1095720), (40, 1013541), (46, 881340), (60, 675694), (69, 587560), (74, 547860), (92, 440670), (111, 365240), (115, 352536), (120, 337847), (138, 293780), (148, 273930), (184, 220335), (185, 219144), (222, 182620), (230, 176268), (276, 146890), (296, 136965), (345, 117512), (370, 109572), (397, 102120), (444, 91310), (460, 88134), (552, 73445), (555, 73048), (690, 58756), (740, 54786), (794, 51060), (851, 47640), (888, 45655), (920, 44067), (1110, 36524), (1191, 34040), (1380, 29378), (1480, 27393), (1588, 25530), (1702, 23820), (1985, 20424), (2220, 18262), (2382, 17020), (2553, 15880), (2760, 14689), (3176, 12765), (3404, 11910), (3970, 10212), (4255, 9528), (4440, 9131), (4764, 8510), (5106, 7940), (5955, 6808)]