2188830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 6114960

約数和(自身を除く): 3926130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1489, 2978, 4467, 7445, 8934, 10423, 14890, 20846, 22335, 31269, 44670, 52115, 62538, 72961, 104230, 145922, 156345, 218883, 312690, 364805, 437766, 729610, 1094415, 2188830]

約数ペア:

[(1, 2188830), (2, 1094415), (3, 729610), (5, 437766), (6, 364805), (7, 312690), (10, 218883), (14, 156345), (15, 145922), (21, 104230), (30, 72961), (35, 62538), (42, 52115), (49, 44670), (70, 31269), (98, 22335), (105, 20846), (147, 14890), (210, 10423), (245, 8934), (294, 7445), (490, 4467), (735, 2978), (1470, 1489)]