2018332720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:431

約数の個数: 120

約数和(自身を含む): 4918502160

約数和(自身を除く): 2900169440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 131, 145, 229, 232, 262, 290, 458, 464, 524, 580, 655, 841, 916, 1048, 1145, 1160, 1310, 1682, 1832, 2096, 2290, 2320, 2620, 3364, 3664, 3799, 4205, 4580, 5240, 6641, 6728, 7598, 8410, 9160, 10480, 13282, 13456, 15196, 16820, 18320, 18995, 26564, 29999, 30392, 33205, 33640, 37990, 53128, 59998, 60784, 66410, 67280, 75980, 106256, 110171, 119996, 132820, 149995, 151960, 192589, 220342, 239992, 265640, 299990, 303920, 385178, 440684, 479984, 531280, 550855, 599980, 770356, 869971, 881368, 962945, 1101710, 1199960, 1540712, 1739942, 1762736, 1925890, 2203420, 2399920, 3081424, 3479884, 3851780, 4349855, 4406840, 6959768, 7703560, 8699710, 8813680, 13919536, 15407120, 17399420, 25229159, 34798840, 50458318, 69597680, 100916636, 126145795, 201833272, 252291590, 403666544, 504583180, 1009166360, 2018332720]

約数ペア:

[(1, 2018332720), (2, 1009166360), (4, 504583180), (5, 403666544), (8, 252291590), (10, 201833272), (16, 126145795), (20, 100916636), (29, 69597680), (40, 50458318), (58, 34798840), (80, 25229159), (116, 17399420), (131, 15407120), (145, 13919536), (229, 8813680), (232, 8699710), (262, 7703560), (290, 6959768), (458, 4406840), (464, 4349855), (524, 3851780), (580, 3479884), (655, 3081424), (841, 2399920), (916, 2203420), (1048, 1925890), (1145, 1762736), (1160, 1739942), (1310, 1540712), (1682, 1199960), (1832, 1101710), (2096, 962945), (2290, 881368), (2320, 869971), (2620, 770356), (3364, 599980), (3664, 550855), (3799, 531280), (4205, 479984), (4580, 440684), (5240, 385178), (6641, 303920), (6728, 299990), (7598, 265640), (8410, 239992), (9160, 220342), (10480, 192589), (13282, 151960), (13456, 149995), (15196, 132820), (16820, 119996), (18320, 110171), (18995, 106256), (26564, 75980), (29999, 67280), (30392, 66410), (33205, 60784), (33640, 59998), (37990, 53128)]