1796299820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1231}}^1\times {\mathrm{1489}}^1$

素因数の和:2743

約数の個数: 72

約数和(自身を含む): 4394617920

約数和(自身を除く): 2598318100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1231, 1489, 2462, 2978, 4924, 5956, 6155, 7445, 8617, 10423, 12310, 14890, 17234, 20846, 24620, 29780, 34468, 41692, 43085, 52115, 60319, 72961, 86170, 104230, 120638, 145922, 172340, 208460, 241276, 291844, 301595, 364805, 603190, 729610, 1206380, 1459220, 1832959, 3665918, 7331836, 9164795, 12830713, 18329590, 25661426, 36659180, 51322852, 64153565, 89814991, 128307130, 179629982, 256614260, 359259964, 449074955, 898149910, 1796299820]

約数ペア:

[(1, 1796299820), (2, 898149910), (4, 449074955), (5, 359259964), (7, 256614260), (10, 179629982), (14, 128307130), (20, 89814991), (28, 64153565), (35, 51322852), (49, 36659180), (70, 25661426), (98, 18329590), (140, 12830713), (196, 9164795), (245, 7331836), (490, 3665918), (980, 1832959), (1231, 1459220), (1489, 1206380), (2462, 729610), (2978, 603190), (4924, 364805), (5956, 301595), (6155, 291844), (7445, 241276), (8617, 208460), (10423, 172340), (12310, 145922), (14890, 120638), (17234, 104230), (20846, 86170), (24620, 72961), (29780, 60319), (34468, 52115), (41692, 43085)]