2028390

素因数分解:

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

素因数の和:773

約数の個数: 64

約数和(自身を含む): 5999616

約数和(自身を除く): 3971226

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 743, 910, 1365, 1486, 2229, 2730, 3715, 4458, 5201, 7430, 9659, 10402, 11145, 15603, 19318, 22290, 26005, 28977, 31206, 48295, 52010, 57954, 67613, 78015, 96590, 135226, 144885, 156030, 202839, 289770, 338065, 405678, 676130, 1014195, 2028390]

約数ペア:

[(1, 2028390), (2, 1014195), (3, 676130), (5, 405678), (6, 338065), (7, 289770), (10, 202839), (13, 156030), (14, 144885), (15, 135226), (21, 96590), (26, 78015), (30, 67613), (35, 57954), (39, 52010), (42, 48295), (65, 31206), (70, 28977), (78, 26005), (91, 22290), (105, 19318), (130, 15603), (182, 11145), (195, 10402), (210, 9659), (273, 7430), (390, 5201), (455, 4458), (546, 3715), (743, 2730), (910, 2229), (1365, 1486)]