620370388

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 1244113920

約数和(自身を除く): 623743532

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 173, 239, 242, 341, 346, 478, 484, 682, 692, 956, 1364, 1903, 2629, 3751, 3806, 5258, 5363, 7409, 7502, 7612, 10516, 10726, 14818, 15004, 20933, 21452, 28919, 29636, 41347, 41866, 57838, 58993, 81499, 82694, 83732, 115676, 117986, 162998, 165388, 235972, 325996, 454817, 648923, 896489, 909634, 1281757, 1297846, 1792978, 1819268, 2563514, 2595692, 3585956, 5002987, 5127028, 10005974, 14099327, 20011948, 28198654, 56397308, 155092597, 310185194, 620370388]

約数ペア:

[(1, 620370388), (2, 310185194), (4, 155092597), (11, 56397308), (22, 28198654), (31, 20011948), (44, 14099327), (62, 10005974), (121, 5127028), (124, 5002987), (173, 3585956), (239, 2595692), (242, 2563514), (341, 1819268), (346, 1792978), (478, 1297846), (484, 1281757), (682, 909634), (692, 896489), (956, 648923), (1364, 454817), (1903, 325996), (2629, 235972), (3751, 165388), (3806, 162998), (5258, 117986), (5363, 115676), (7409, 83732), (7502, 82694), (7612, 81499), (10516, 58993), (10726, 57838), (14818, 41866), (15004, 41347), (20933, 29636), (21452, 28919)]