1230740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 3024000

約数和(自身を除く): 1793260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 149, 236, 295, 298, 413, 590, 596, 745, 826, 1043, 1180, 1490, 1652, 2065, 2086, 2980, 4130, 4172, 5215, 8260, 8791, 10430, 17582, 20860, 35164, 43955, 61537, 87910, 123074, 175820, 246148, 307685, 615370, 1230740]

約数ペア:

[(1, 1230740), (2, 615370), (4, 307685), (5, 246148), (7, 175820), (10, 123074), (14, 87910), (20, 61537), (28, 43955), (35, 35164), (59, 20860), (70, 17582), (118, 10430), (140, 8791), (149, 8260), (236, 5215), (295, 4172), (298, 4130), (413, 2980), (590, 2086), (596, 2065), (745, 1652), (826, 1490), (1043, 1180)]