27440790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 71995392

約数和(自身を除く): 44554602

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 991, 1065, 1846, 1982, 2130, 2769, 2973, 4615, 4955, 5538, 5946, 9230, 9910, 12883, 13845, 14865, 25766, 27690, 29730, 38649, 64415, 70361, 77298, 128830, 140722, 193245, 211083, 351805, 386490, 422166, 703610, 914693, 1055415, 1829386, 2110830, 2744079, 4573465, 5488158, 9146930, 13720395, 27440790]

約数ペア:

[(1, 27440790), (2, 13720395), (3, 9146930), (5, 5488158), (6, 4573465), (10, 2744079), (13, 2110830), (15, 1829386), (26, 1055415), (30, 914693), (39, 703610), (65, 422166), (71, 386490), (78, 351805), (130, 211083), (142, 193245), (195, 140722), (213, 128830), (355, 77298), (390, 70361), (426, 64415), (710, 38649), (923, 29730), (991, 27690), (1065, 25766), (1846, 14865), (1982, 13845), (2130, 12883), (2769, 9910), (2973, 9230), (4615, 5946), (4955, 5538)]