1720222570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 3676907520

約数和(自身を除く): 1956684950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 103, 110, 122, 131, 190, 206, 209, 262, 305, 418, 515, 610, 655, 671, 1030, 1045, 1133, 1159, 1310, 1342, 1441, 1957, 2090, 2266, 2318, 2489, 2882, 3355, 3914, 4978, 5665, 5795, 6283, 6710, 7205, 7991, 9785, 11330, 11590, 12445, 12566, 12749, 13493, 14410, 15982, 19570, 21527, 24890, 25498, 26986, 27379, 31415, 39955, 43054, 54758, 62830, 63745, 67465, 69113, 79910, 87901, 107635, 119377, 127490, 134930, 136895, 138226, 148423, 151829, 175802, 215270, 238754, 256367, 273790, 296846, 303658, 345565, 439505, 512734, 596885, 691130, 742115, 759145, 823073, 879010, 1193770, 1281835, 1313147, 1484230, 1518290, 1646146, 1670119, 2563670, 2626294, 2820037, 3340238, 4115365, 5640074, 6565735, 8230730, 8350595, 9053803, 13131470, 14100185, 15638387, 16701190, 18107606, 28200370, 31276774, 45269015, 78191935, 90538030, 156383870, 172022257, 344044514, 860111285, 1720222570]

約数ペア:

[(1, 1720222570), (2, 860111285), (5, 344044514), (10, 172022257), (11, 156383870), (19, 90538030), (22, 78191935), (38, 45269015), (55, 31276774), (61, 28200370), (95, 18107606), (103, 16701190), (110, 15638387), (122, 14100185), (131, 13131470), (190, 9053803), (206, 8350595), (209, 8230730), (262, 6565735), (305, 5640074), (418, 4115365), (515, 3340238), (610, 2820037), (655, 2626294), (671, 2563670), (1030, 1670119), (1045, 1646146), (1133, 1518290), (1159, 1484230), (1310, 1313147), (1342, 1281835), (1441, 1193770), (1957, 879010), (2090, 823073), (2266, 759145), (2318, 742115), (2489, 691130), (2882, 596885), (3355, 512734), (3914, 439505), (4978, 345565), (5665, 303658), (5795, 296846), (6283, 273790), (6710, 256367), (7205, 238754), (7991, 215270), (9785, 175802), (11330, 151829), (11590, 148423), (12445, 138226), (12566, 136895), (12749, 134930), (13493, 127490), (14410, 119377), (15982, 107635), (19570, 87901), (21527, 79910), (24890, 69113), (25498, 67465), (26986, 63745), (27379, 62830), (31415, 54758), (39955, 43054)]