20762579460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2601827}}^1$

素因数の和:2601865

約数の個数: 96

約数和(自身を含む): 69937136640

約数和(自身を除く): 49174557180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 2601827, 5203654, 7805481, 10407308, 13009135, 15610962, 18212789, 26018270, 31221924, 36425578, 39027405, 49434713, 52036540, 54638367, 72851156, 78054810, 91063945, 98869426, 109276734, 148304139, 156109620, 182127890, 197738852, 218553468, 247173565, 273191835, 296608278, 346042991, 364255780, 494347130, 546383670, 593216556, 692085982, 741520695, 988694260, 1038128973, 1092767340, 1384171964, 1483041390, 1730214955, 2076257946, 2966082780, 3460429910, 4152515892, 5190644865, 6920859820, 10381289730, 20762579460]

約数ペア:

[(1, 20762579460), (2, 10381289730), (3, 6920859820), (4, 5190644865), (5, 4152515892), (6, 3460429910), (7, 2966082780), (10, 2076257946), (12, 1730214955), (14, 1483041390), (15, 1384171964), (19, 1092767340), (20, 1038128973), (21, 988694260), (28, 741520695), (30, 692085982), (35, 593216556), (38, 546383670), (42, 494347130), (57, 364255780), (60, 346042991), (70, 296608278), (76, 273191835), (84, 247173565), (95, 218553468), (105, 197738852), (114, 182127890), (133, 156109620), (140, 148304139), (190, 109276734), (210, 98869426), (228, 91063945), (266, 78054810), (285, 72851156), (380, 54638367), (399, 52036540), (420, 49434713), (532, 39027405), (570, 36425578), (665, 31221924), (798, 26018270), (1140, 18212789), (1330, 15610962), (1596, 13009135), (1995, 10407308), (2660, 7805481), (3990, 5203654), (7980, 2601827)]