717961220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{3079}}^1$

素因数の和:3308

約数の個数: 48

約数和(自身を含む): 1536796800

約数和(自身を除く): 818835580

約数列:

[1, 2, 4, 5, 10, 20, 89, 131, 178, 262, 356, 445, 524, 655, 890, 1310, 1780, 2620, 3079, 6158, 11659, 12316, 15395, 23318, 30790, 46636, 58295, 61580, 116590, 233180, 274031, 403349, 548062, 806698, 1096124, 1370155, 1613396, 2016745, 2740310, 4033490, 5480620, 8066980, 35898061, 71796122, 143592244, 179490305, 358980610, 717961220]

約数ペア:

[(1, 717961220), (2, 358980610), (4, 179490305), (5, 143592244), (10, 71796122), (20, 35898061), (89, 8066980), (131, 5480620), (178, 4033490), (262, 2740310), (356, 2016745), (445, 1613396), (524, 1370155), (655, 1096124), (890, 806698), (1310, 548062), (1780, 403349), (2620, 274031), (3079, 233180), (6158, 116590), (11659, 61580), (12316, 58295), (15395, 46636), (23318, 30790)]