40970528

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 83119680

約数和(自身を除く): 42149152

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 139, 151, 244, 278, 302, 488, 556, 604, 976, 1112, 1208, 1952, 2224, 2416, 4448, 4832, 8479, 9211, 16958, 18422, 20989, 33916, 36844, 41978, 67832, 73688, 83956, 135664, 147376, 167912, 271328, 294752, 335824, 671648, 1280329, 2560658, 5121316, 10242632, 20485264, 40970528]

約数ペア:

[(1, 40970528), (2, 20485264), (4, 10242632), (8, 5121316), (16, 2560658), (32, 1280329), (61, 671648), (122, 335824), (139, 294752), (151, 271328), (244, 167912), (278, 147376), (302, 135664), (488, 83956), (556, 73688), (604, 67832), (976, 41978), (1112, 36844), (1208, 33916), (1952, 20989), (2224, 18422), (2416, 16958), (4448, 9211), (4832, 8479)]