40523840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 112166400

約数和(自身を除く): 71642560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 229, 280, 316, 320, 395, 448, 458, 553, 560, 632, 790, 916, 1106, 1120, 1145, 1264, 1580, 1603, 1832, 2212, 2240, 2290, 2528, 2765, 3160, 3206, 3664, 4424, 4580, 5056, 5530, 6320, 6412, 7328, 8015, 8848, 9160, 11060, 12640, 12824, 14656, 16030, 17696, 18091, 18320, 22120, 25280, 25648, 32060, 35392, 36182, 36640, 44240, 51296, 64120, 72364, 73280, 88480, 90455, 102592, 126637, 128240, 144728, 176960, 180910, 253274, 256480, 289456, 361820, 506548, 512960, 578912, 633185, 723640, 1013096, 1157824, 1266370, 1447280, 2026192, 2532740, 2894560, 4052384, 5065480, 5789120, 8104768, 10130960, 20261920, 40523840]

約数ペア:

[(1, 40523840), (2, 20261920), (4, 10130960), (5, 8104768), (7, 5789120), (8, 5065480), (10, 4052384), (14, 2894560), (16, 2532740), (20, 2026192), (28, 1447280), (32, 1266370), (35, 1157824), (40, 1013096), (56, 723640), (64, 633185), (70, 578912), (79, 512960), (80, 506548), (112, 361820), (140, 289456), (158, 256480), (160, 253274), (224, 180910), (229, 176960), (280, 144728), (316, 128240), (320, 126637), (395, 102592), (448, 90455), (458, 88480), (553, 73280), (560, 72364), (632, 64120), (790, 51296), (916, 44240), (1106, 36640), (1120, 36182), (1145, 35392), (1264, 32060), (1580, 25648), (1603, 25280), (1832, 22120), (2212, 18320), (2240, 18091), (2290, 17696), (2528, 16030), (2765, 14656), (3160, 12824), (3206, 12640), (3664, 11060), (4424, 9160), (4580, 8848), (5056, 8015), (5530, 7328), (6320, 6412)]