2017624980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{686267}}^1$

素因数の和:686293

約数の個数: 72

約数和(自身を含む): 6571702368

約数和(自身を除く): 4554077388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 686267, 1372534, 2058801, 2745068, 3431335, 4117602, 4803869, 6862670, 8235204, 9607738, 10294005, 13725340, 14411607, 19215476, 20588010, 24019345, 28823214, 33627083, 41176020, 48038690, 57646428, 67254166, 72058035, 96077380, 100881249, 134508332, 144116070, 168135415, 201762498, 288232140, 336270830, 403524996, 504406245, 672541660, 1008812490, 2017624980]

約数ペア:

[(1, 2017624980), (2, 1008812490), (3, 672541660), (4, 504406245), (5, 403524996), (6, 336270830), (7, 288232140), (10, 201762498), (12, 168135415), (14, 144116070), (15, 134508332), (20, 100881249), (21, 96077380), (28, 72058035), (30, 67254166), (35, 57646428), (42, 48038690), (49, 41176020), (60, 33627083), (70, 28823214), (84, 24019345), (98, 20588010), (105, 19215476), (140, 14411607), (147, 13725340), (196, 10294005), (210, 9607738), (245, 8235204), (294, 6862670), (420, 4803869), (490, 4117602), (588, 3431335), (735, 2745068), (980, 2058801), (1470, 1372534), (2940, 686267)]