20129520120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{170647}}^1$

素因数の和:171644

約数の個数: 64

約数和(自身を含む): 60450347520

約数和(自身を除く): 40320827400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 983, 1966, 2949, 3932, 4915, 5898, 7864, 9830, 11796, 14745, 19660, 23592, 29490, 39320, 58980, 117960, 170647, 341294, 511941, 682588, 853235, 1023882, 1365176, 1706470, 2047764, 2559705, 3412940, 4095528, 5119410, 6825880, 10238820, 20477640, 167746001, 335492002, 503238003, 670984004, 838730005, 1006476006, 1341968008, 1677460010, 2012952012, 2516190015, 3354920020, 4025904024, 5032380030, 6709840040, 10064760060, 20129520120]

約数ペア:

[(1, 20129520120), (2, 10064760060), (3, 6709840040), (4, 5032380030), (5, 4025904024), (6, 3354920020), (8, 2516190015), (10, 2012952012), (12, 1677460010), (15, 1341968008), (20, 1006476006), (24, 838730005), (30, 670984004), (40, 503238003), (60, 335492002), (120, 167746001), (983, 20477640), (1966, 10238820), (2949, 6825880), (3932, 5119410), (4915, 4095528), (5898, 3412940), (7864, 2559705), (9830, 2047764), (11796, 1706470), (14745, 1365176), (19660, 1023882), (23592, 853235), (29490, 682588), (39320, 511941), (58980, 341294), (117960, 170647)]