90034780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6709}}^1$

素因数の和:6790

約数の個数: 48

約数和(自身を含む): 209674080

約数和(自身を除く): 119639300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6709, 6710, 13418, 13420, 26836, 33545, 67090, 73799, 134180, 147598, 295196, 368995, 409249, 737990, 818498, 1475980, 1636996, 2046245, 4092490, 4501739, 8184980, 9003478, 18006956, 22508695, 45017390, 90034780]

約数ペア:

[(1, 90034780), (2, 45017390), (4, 22508695), (5, 18006956), (10, 9003478), (11, 8184980), (20, 4501739), (22, 4092490), (44, 2046245), (55, 1636996), (61, 1475980), (110, 818498), (122, 737990), (220, 409249), (244, 368995), (305, 295196), (610, 147598), (671, 134180), (1220, 73799), (1342, 67090), (2684, 33545), (3355, 26836), (6709, 13420), (6710, 13418)]