2704520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 7499520

約数和(自身を除く): 4795000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 743, 910, 1486, 1820, 2972, 3640, 3715, 5201, 5944, 7430, 9659, 10402, 14860, 19318, 20804, 26005, 29720, 38636, 41608, 48295, 52010, 67613, 77272, 96590, 104020, 135226, 193180, 208040, 270452, 338065, 386360, 540904, 676130, 1352260, 2704520]

約数ペア:

[(1, 2704520), (2, 1352260), (4, 676130), (5, 540904), (7, 386360), (8, 338065), (10, 270452), (13, 208040), (14, 193180), (20, 135226), (26, 104020), (28, 96590), (35, 77272), (40, 67613), (52, 52010), (56, 48295), (65, 41608), (70, 38636), (91, 29720), (104, 26005), (130, 20804), (140, 19318), (182, 14860), (260, 10402), (280, 9659), (364, 7430), (455, 5944), (520, 5201), (728, 3715), (743, 3640), (910, 2972), (1486, 1820)]