28042630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 35824250

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 385, 395, 461, 553, 770, 790, 869, 922, 1106, 1738, 2305, 2765, 3227, 4345, 4610, 5071, 5530, 6083, 6454, 8690, 10142, 12166, 16135, 25355, 30415, 32270, 35497, 36419, 50710, 60830, 70994, 72838, 177485, 182095, 254933, 354970, 364190, 400609, 509866, 801218, 1274665, 2003045, 2549330, 2804263, 4006090, 5608526, 14021315, 28042630]

約数ペア:

[(1, 28042630), (2, 14021315), (5, 5608526), (7, 4006090), (10, 2804263), (11, 2549330), (14, 2003045), (22, 1274665), (35, 801218), (55, 509866), (70, 400609), (77, 364190), (79, 354970), (110, 254933), (154, 182095), (158, 177485), (385, 72838), (395, 70994), (461, 60830), (553, 50710), (770, 36419), (790, 35497), (869, 32270), (922, 30415), (1106, 25355), (1738, 16135), (2305, 12166), (2765, 10142), (3227, 8690), (4345, 6454), (4610, 6083), (5071, 5530)]