28991910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2677}}^1$

素因数の和:2725

約数の個数: 48

約数和(自身を含む): 73462896

約数和(自身を除く): 44470986

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1805, 2166, 2677, 3610, 5354, 5415, 8031, 10830, 13385, 16062, 26770, 40155, 50863, 80310, 101726, 152589, 254315, 305178, 508630, 762945, 966397, 1525890, 1932794, 2899191, 4831985, 5798382, 9663970, 14495955, 28991910]

約数ペア:

[(1, 28991910), (2, 14495955), (3, 9663970), (5, 5798382), (6, 4831985), (10, 2899191), (15, 1932794), (19, 1525890), (30, 966397), (38, 762945), (57, 508630), (95, 305178), (114, 254315), (190, 152589), (285, 101726), (361, 80310), (570, 50863), (722, 40155), (1083, 26770), (1805, 16062), (2166, 13385), (2677, 10830), (3610, 8031), (5354, 5415)]