1205965390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{3023}}^1$

素因数の和:3217

約数の個数: 64

約数和(自身を含む): 2560481280

約数和(自身を除く): 1354515890

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 139, 205, 278, 287, 410, 574, 695, 973, 1390, 1435, 1946, 2870, 3023, 4865, 5699, 6046, 9730, 11398, 15115, 21161, 28495, 30230, 39893, 42322, 56990, 79786, 105805, 123943, 199465, 211610, 247886, 398930, 420197, 619715, 840394, 867601, 1239430, 1735202, 2100985, 2941379, 4201970, 4338005, 5882758, 8676010, 14706895, 17228077, 29413790, 34456154, 86140385, 120596539, 172280770, 241193078, 602982695, 1205965390]

約数ペア:

[(1, 1205965390), (2, 602982695), (5, 241193078), (7, 172280770), (10, 120596539), (14, 86140385), (35, 34456154), (41, 29413790), (70, 17228077), (82, 14706895), (139, 8676010), (205, 5882758), (278, 4338005), (287, 4201970), (410, 2941379), (574, 2100985), (695, 1735202), (973, 1239430), (1390, 867601), (1435, 840394), (1946, 619715), (2870, 420197), (3023, 398930), (4865, 247886), (5699, 211610), (6046, 199465), (9730, 123943), (11398, 105805), (15115, 79786), (21161, 56990), (28495, 42322), (30230, 39893)]