40639160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 96353280

約数和(自身を除く): 55714120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 163, 184, 230, 271, 326, 460, 542, 652, 815, 920, 1084, 1304, 1355, 1630, 2168, 2710, 3260, 3749, 5420, 6233, 6520, 7498, 10840, 12466, 14996, 18745, 24932, 29992, 31165, 37490, 44173, 49864, 62330, 74980, 88346, 124660, 149960, 176692, 220865, 249320, 353384, 441730, 883460, 1015979, 1766920, 2031958, 4063916, 5079895, 8127832, 10159790, 20319580, 40639160]

約数ペア:

[(1, 40639160), (2, 20319580), (4, 10159790), (5, 8127832), (8, 5079895), (10, 4063916), (20, 2031958), (23, 1766920), (40, 1015979), (46, 883460), (92, 441730), (115, 353384), (163, 249320), (184, 220865), (230, 176692), (271, 149960), (326, 124660), (460, 88346), (542, 74980), (652, 62330), (815, 49864), (920, 44173), (1084, 37490), (1304, 31165), (1355, 29992), (1630, 24932), (2168, 18745), (2710, 14996), (3260, 12466), (3749, 10840), (5420, 7498), (6233, 6520)]