38389540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 96066432

約数和(自身を除く): 57676892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 911, 980, 1204, 1505, 1822, 2107, 3010, 3644, 4214, 4555, 6020, 6377, 8428, 9110, 10535, 12754, 18220, 21070, 25508, 31885, 39173, 42140, 44639, 63770, 78346, 89278, 127540, 156692, 178556, 195865, 223195, 274211, 391730, 446390, 548422, 783460, 892780, 1096844, 1371055, 1919477, 2742110, 3838954, 5484220, 7677908, 9597385, 19194770, 38389540]

約数ペア:

[(1, 38389540), (2, 19194770), (4, 9597385), (5, 7677908), (7, 5484220), (10, 3838954), (14, 2742110), (20, 1919477), (28, 1371055), (35, 1096844), (43, 892780), (49, 783460), (70, 548422), (86, 446390), (98, 391730), (140, 274211), (172, 223195), (196, 195865), (215, 178556), (245, 156692), (301, 127540), (430, 89278), (490, 78346), (602, 63770), (860, 44639), (911, 42140), (980, 39173), (1204, 31885), (1505, 25508), (1822, 21070), (2107, 18220), (3010, 12754), (3644, 10535), (4214, 9110), (4555, 8428), (6020, 6377)]