4919860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 12065760

約数和(自身を除く): 7145900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 107, 110, 121, 190, 209, 214, 220, 242, 380, 418, 428, 484, 535, 605, 836, 1045, 1070, 1177, 1210, 2033, 2090, 2140, 2299, 2354, 2420, 4066, 4180, 4598, 4708, 5885, 8132, 9196, 10165, 11495, 11770, 12947, 20330, 22363, 22990, 23540, 25894, 40660, 44726, 45980, 51788, 64735, 89452, 111815, 129470, 223630, 245993, 258940, 447260, 491986, 983972, 1229965, 2459930, 4919860]

約数ペア:

[(1, 4919860), (2, 2459930), (4, 1229965), (5, 983972), (10, 491986), (11, 447260), (19, 258940), (20, 245993), (22, 223630), (38, 129470), (44, 111815), (55, 89452), (76, 64735), (95, 51788), (107, 45980), (110, 44726), (121, 40660), (190, 25894), (209, 23540), (214, 22990), (220, 22363), (242, 20330), (380, 12947), (418, 11770), (428, 11495), (484, 10165), (535, 9196), (605, 8132), (836, 5885), (1045, 4708), (1070, 4598), (1177, 4180), (1210, 4066), (2033, 2420), (2090, 2354), (2140, 2299)]