8198740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 19051200

約数和(自身を除く): 10852460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 449, 830, 898, 913, 1660, 1796, 1826, 2245, 3652, 4490, 4565, 4939, 8980, 9130, 9878, 18260, 19756, 24695, 37267, 49390, 74534, 98780, 149068, 186335, 372670, 409937, 745340, 819874, 1639748, 2049685, 4099370, 8198740]

約数ペア:

[(1, 8198740), (2, 4099370), (4, 2049685), (5, 1639748), (10, 819874), (11, 745340), (20, 409937), (22, 372670), (44, 186335), (55, 149068), (83, 98780), (110, 74534), (166, 49390), (220, 37267), (332, 24695), (415, 19756), (449, 18260), (830, 9878), (898, 9130), (913, 8980), (1660, 4939), (1796, 4565), (1826, 4490), (2245, 3652)]