404862010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{1289}}^1$

素因数の和:1951

約数の個数: 48

約数和(自身を含む): 849712680

約数和(自身を除く): 444850670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 641, 1282, 1289, 2578, 3205, 4487, 6410, 6445, 8974, 9023, 12890, 18046, 22435, 31409, 44870, 45115, 62818, 63161, 90230, 126322, 157045, 314090, 315805, 631610, 826249, 1652498, 4131245, 5783743, 8262490, 11567486, 28918715, 40486201, 57837430, 80972402, 202431005, 404862010]

約数ペア:

[(1, 404862010), (2, 202431005), (5, 80972402), (7, 57837430), (10, 40486201), (14, 28918715), (35, 11567486), (49, 8262490), (70, 5783743), (98, 4131245), (245, 1652498), (490, 826249), (641, 631610), (1282, 315805), (1289, 314090), (2578, 157045), (3205, 126322), (4487, 90230), (6410, 63161), (6445, 62818), (8974, 45115), (9023, 44870), (12890, 31409), (18046, 22435)]