40389720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{6869}}^1$

素因数の和:6897

約数の個数: 96

約数和(自身を含む): 140972400

約数和(自身を除く): 100582680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 6869, 13738, 20607, 27476, 34345, 41214, 48083, 54952, 68690, 82428, 96166, 103035, 137380, 144249, 164856, 192332, 206070, 240415, 274760, 288498, 336581, 384664, 412140, 480830, 576996, 673162, 721245, 824280, 961660, 1009743, 1153992, 1346324, 1442490, 1682905, 1923320, 2019486, 2692648, 2884980, 3365810, 4038972, 5048715, 5769960, 6731620, 8077944, 10097430, 13463240, 20194860, 40389720]

約数ペア:

[(1, 40389720), (2, 20194860), (3, 13463240), (4, 10097430), (5, 8077944), (6, 6731620), (7, 5769960), (8, 5048715), (10, 4038972), (12, 3365810), (14, 2884980), (15, 2692648), (20, 2019486), (21, 1923320), (24, 1682905), (28, 1442490), (30, 1346324), (35, 1153992), (40, 1009743), (42, 961660), (49, 824280), (56, 721245), (60, 673162), (70, 576996), (84, 480830), (98, 412140), (105, 384664), (120, 336581), (140, 288498), (147, 274760), (168, 240415), (196, 206070), (210, 192332), (245, 164856), (280, 144249), (294, 137380), (392, 103035), (420, 96166), (490, 82428), (588, 68690), (735, 54952), (840, 48083), (980, 41214), (1176, 34345), (1470, 27476), (1960, 20607), (2940, 13738), (5880, 6869)]