40787680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13417}}^1$

素因数の和:13451

約数の個数: 48

約数和(自身を含む): 101440080

約数和(自身を除く): 60652400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 13417, 26834, 53668, 67085, 107336, 134170, 214672, 254923, 268340, 429344, 509846, 536680, 1019692, 1073360, 1274615, 2039384, 2146720, 2549230, 4078768, 5098460, 8157536, 10196920, 20393840, 40787680]

約数ペア:

[(1, 40787680), (2, 20393840), (4, 10196920), (5, 8157536), (8, 5098460), (10, 4078768), (16, 2549230), (19, 2146720), (20, 2039384), (32, 1274615), (38, 1073360), (40, 1019692), (76, 536680), (80, 509846), (95, 429344), (152, 268340), (160, 254923), (190, 214672), (304, 134170), (380, 107336), (608, 67085), (760, 53668), (1520, 26834), (3040, 13417)]