897887980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2377}}^1$

素因数の和:2515

約数の個数: 96

約数和(自身を含む): 2200468032

約数和(自身を除く): 1302580052

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 101, 110, 170, 187, 202, 220, 340, 374, 404, 505, 748, 935, 1010, 1111, 1717, 1870, 2020, 2222, 2377, 3434, 3740, 4444, 4754, 5555, 6868, 8585, 9508, 11110, 11885, 17170, 18887, 22220, 23770, 26147, 34340, 37774, 40409, 47540, 52294, 75548, 80818, 94435, 104588, 130735, 161636, 188870, 202045, 240077, 261470, 377740, 404090, 444499, 480154, 522940, 808180, 888998, 960308, 1200385, 1777996, 2222495, 2400770, 2640847, 4081309, 4444990, 4801540, 5281694, 8162618, 8889980, 10563388, 13204235, 16325236, 20406545, 26408470, 40813090, 44894399, 52816940, 81626180, 89788798, 179577596, 224471995, 448943990, 897887980]

約数ペア:

[(1, 897887980), (2, 448943990), (4, 224471995), (5, 179577596), (10, 89788798), (11, 81626180), (17, 52816940), (20, 44894399), (22, 40813090), (34, 26408470), (44, 20406545), (55, 16325236), (68, 13204235), (85, 10563388), (101, 8889980), (110, 8162618), (170, 5281694), (187, 4801540), (202, 4444990), (220, 4081309), (340, 2640847), (374, 2400770), (404, 2222495), (505, 1777996), (748, 1200385), (935, 960308), (1010, 888998), (1111, 808180), (1717, 522940), (1870, 480154), (2020, 444499), (2222, 404090), (2377, 377740), (3434, 261470), (3740, 240077), (4444, 202045), (4754, 188870), (5555, 161636), (6868, 130735), (8585, 104588), (9508, 94435), (11110, 80818), (11885, 75548), (17170, 52294), (18887, 47540), (22220, 40409), (23770, 37774), (26147, 34340)]