201954830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{743}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 455113728

約数和(自身を除く): 253158898

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 353, 385, 706, 743, 770, 1486, 1765, 2471, 3530, 3715, 3883, 4942, 5201, 7430, 7766, 8173, 10402, 12355, 16346, 19415, 24710, 26005, 27181, 38830, 40865, 52010, 54362, 57211, 81730, 114422, 135905, 262279, 271810, 286055, 524558, 572110, 1311395, 1835953, 2622790, 2885069, 3671906, 5770138, 9179765, 14425345, 18359530, 20195483, 28850690, 40390966, 100977415, 201954830]

約数ペア:

[(1, 201954830), (2, 100977415), (5, 40390966), (7, 28850690), (10, 20195483), (11, 18359530), (14, 14425345), (22, 9179765), (35, 5770138), (55, 3671906), (70, 2885069), (77, 2622790), (110, 1835953), (154, 1311395), (353, 572110), (385, 524558), (706, 286055), (743, 271810), (770, 262279), (1486, 135905), (1765, 114422), (2471, 81730), (3530, 57211), (3715, 54362), (3883, 52010), (4942, 40865), (5201, 38830), (7430, 27181), (7766, 26005), (8173, 24710), (10402, 19415), (12355, 16346)]