39729910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 82280448

約数和(自身を除く): 42550538

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 61, 62, 110, 122, 155, 191, 305, 310, 341, 382, 610, 671, 682, 955, 1342, 1705, 1891, 1910, 2101, 3355, 3410, 3782, 4202, 5921, 6710, 9455, 10505, 11651, 11842, 18910, 20801, 21010, 23302, 29605, 41602, 58255, 59210, 65131, 104005, 116510, 128161, 130262, 208010, 256322, 325655, 361181, 640805, 651310, 722362, 1281610, 1805905, 3611810, 3972991, 7945982, 19864955, 39729910]

約数ペア:

[(1, 39729910), (2, 19864955), (5, 7945982), (10, 3972991), (11, 3611810), (22, 1805905), (31, 1281610), (55, 722362), (61, 651310), (62, 640805), (110, 361181), (122, 325655), (155, 256322), (191, 208010), (305, 130262), (310, 128161), (341, 116510), (382, 104005), (610, 65131), (671, 59210), (682, 58255), (955, 41602), (1342, 29605), (1705, 23302), (1891, 21010), (1910, 20801), (2101, 18910), (3355, 11842), (3410, 11651), (3782, 10505), (4202, 9455), (5921, 6710)]