39311720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 106375680

約数和(自身を除く): 67063960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 647, 868, 980, 1085, 1240, 1294, 1519, 1736, 1960, 2170, 2588, 3038, 3235, 4340, 4529, 5176, 6076, 6470, 7595, 8680, 9058, 12152, 12940, 15190, 18116, 20057, 22645, 25880, 30380, 31703, 36232, 40114, 45290, 60760, 63406, 80228, 90580, 100285, 126812, 140399, 158515, 160456, 181160, 200570, 253624, 280798, 317030, 401140, 561596, 634060, 701995, 802280, 982793, 1123192, 1268120, 1403990, 1965586, 2807980, 3931172, 4913965, 5615960, 7862344, 9827930, 19655860, 39311720]

約数ペア:

[(1, 39311720), (2, 19655860), (4, 9827930), (5, 7862344), (7, 5615960), (8, 4913965), (10, 3931172), (14, 2807980), (20, 1965586), (28, 1403990), (31, 1268120), (35, 1123192), (40, 982793), (49, 802280), (56, 701995), (62, 634060), (70, 561596), (98, 401140), (124, 317030), (140, 280798), (155, 253624), (196, 200570), (217, 181160), (245, 160456), (248, 158515), (280, 140399), (310, 126812), (392, 100285), (434, 90580), (490, 80228), (620, 63406), (647, 60760), (868, 45290), (980, 40114), (1085, 36232), (1240, 31703), (1294, 30380), (1519, 25880), (1736, 22645), (1960, 20057), (2170, 18116), (2588, 15190), (3038, 12940), (3235, 12152), (4340, 9058), (4529, 8680), (5176, 7595), (6076, 6470)]