113989420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3767}}^1$

素因数の和:3882

約数の個数: 48

約数和(自身を含む): 256374720

約数和(自身を除く): 142385300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 3767, 6052, 7534, 7565, 15068, 15130, 18835, 30260, 37670, 64039, 75340, 128078, 256156, 320195, 335263, 640390, 670526, 1280780, 1341052, 1676315, 3352630, 5699471, 6705260, 11398942, 22797884, 28497355, 56994710, 113989420]

約数ペア:

[(1, 113989420), (2, 56994710), (4, 28497355), (5, 22797884), (10, 11398942), (17, 6705260), (20, 5699471), (34, 3352630), (68, 1676315), (85, 1341052), (89, 1280780), (170, 670526), (178, 640390), (340, 335263), (356, 320195), (445, 256156), (890, 128078), (1513, 75340), (1780, 64039), (3026, 37670), (3767, 30260), (6052, 18835), (7534, 15130), (7565, 15068)]