30020380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 73382400

約数和(自身を除く): 43362020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 59, 65, 76, 95, 103, 118, 130, 190, 206, 236, 247, 260, 295, 380, 412, 494, 515, 590, 767, 988, 1030, 1121, 1180, 1235, 1339, 1534, 1957, 2060, 2242, 2470, 2678, 3068, 3835, 3914, 4484, 4940, 5356, 5605, 6077, 6695, 7670, 7828, 9785, 11210, 12154, 13390, 14573, 15340, 19570, 22420, 24308, 25441, 26780, 29146, 30385, 39140, 50882, 58292, 60770, 72865, 79001, 101764, 115463, 121540, 127205, 145730, 158002, 230926, 254410, 291460, 316004, 395005, 461852, 508820, 577315, 790010, 1154630, 1501019, 1580020, 2309260, 3002038, 6004076, 7505095, 15010190, 30020380]

約数ペア:

[(1, 30020380), (2, 15010190), (4, 7505095), (5, 6004076), (10, 3002038), (13, 2309260), (19, 1580020), (20, 1501019), (26, 1154630), (38, 790010), (52, 577315), (59, 508820), (65, 461852), (76, 395005), (95, 316004), (103, 291460), (118, 254410), (130, 230926), (190, 158002), (206, 145730), (236, 127205), (247, 121540), (260, 115463), (295, 101764), (380, 79001), (412, 72865), (494, 60770), (515, 58292), (590, 50882), (767, 39140), (988, 30385), (1030, 29146), (1121, 26780), (1180, 25441), (1235, 24308), (1339, 22420), (1534, 19570), (1957, 15340), (2060, 14573), (2242, 13390), (2470, 12154), (2678, 11210), (3068, 9785), (3835, 7828), (3914, 7670), (4484, 6695), (4940, 6077), (5356, 5605)]