4389420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1493}}^1$

素因数の和:1519

約数の個数: 72

約数和(自身を含む): 14306544

約数和(自身を除く): 9917124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 1493, 2940, 2986, 4479, 5972, 7465, 8958, 10451, 14930, 17916, 20902, 22395, 29860, 31353, 41804, 44790, 52255, 62706, 73157, 89580, 104510, 125412, 146314, 156765, 209020, 219471, 292628, 313530, 365785, 438942, 627060, 731570, 877884, 1097355, 1463140, 2194710, 4389420]

約数ペア:

[(1, 4389420), (2, 2194710), (3, 1463140), (4, 1097355), (5, 877884), (6, 731570), (7, 627060), (10, 438942), (12, 365785), (14, 313530), (15, 292628), (20, 219471), (21, 209020), (28, 156765), (30, 146314), (35, 125412), (42, 104510), (49, 89580), (60, 73157), (70, 62706), (84, 52255), (98, 44790), (105, 41804), (140, 31353), (147, 29860), (196, 22395), (210, 20902), (245, 17916), (294, 14930), (420, 10451), (490, 8958), (588, 7465), (735, 5972), (980, 4479), (1470, 2986), (1493, 2940)]